Title	Documents
[CORRESPONDENCE REGARDING DAILY FROM KATIE FROM UNDETERMINED]	20181751MNBW1013044286F0000000374323I015.pdf ±50
[CORRESPONDENCE REGARDING DAILY FROM KATIE FROM UNDETERMINED]	20181751MNBW1013044286F0000000374323I016.pdf ±50
[CORRESPONDENCE REGARDING DAILY FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I017.pdf ±50
[CORRESPONDENCE REGARDING DAILY FROM KATIE FROM UNDETERMINED]	20181751MNBW1013044286F0000000374323I018.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO ISAAC]	20181751MNBW1013044286F0000000374323I019.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I020.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I021.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM ISAAC BOWEN TO MOTHER	20181751MNBW1013044286F0000000374323I022.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE KATIE TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I023.pdf ±50
[CORRESPONDENCE REGARDING UNDETERMINED TO UNDETERMINED FROM UNDETERMINED]	20181751MNBW1013044286F0000000374323I024.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM ISAAC BOWEN TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I025.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I026.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I027.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I028.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I029.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO FATHER]	20181751MNBW1013044286F0000000374323I030.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I031.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE FROM FATHER]	20181751MNBW1013044286F0000000374323I032.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I033.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO UNDETERMINED	20181751MNBW1013044286F0000000374323I034.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM ISAAC TO UNDETERMINED	20181751MNBW1013044286F0000000374323I035.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I036.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374323I037.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM ISAAC TO FATHER]	20181751MNBW1013044286F0000000374323I038.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO FATHER]	20181751MNBW1013044286F0000000374323I039.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM ISAAC FROM UNDETERMINED]	20181751MNBW1013044286F0000000374323I040.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM KATIE TO MOTHER]	20181751MNBW1013044286F0000000374323I041.pdf ±50
[CORRESPONDENCE REGARDING] WE HAD QUITE A LAUGH AT SHEPARD'S JOKE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I001.pdf ±50
[CORRESPONDENCE REGARDING] WE ARE SO QUIET HERE THOUGHT HE WEEK THAT I LOOK WITH A GREAT DEAL OF INTERESTED TO KNOW WHAT YOU ARE DOING T HOME FROM UNDETERMINED TO ND	20181751MNBW1013044286F0000000374324I002.pdf ±50
[CORRESPONDENCE REGARDING] I'M GLAD AT HER THAT YOU ARE ALL WELL AT HOME FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I003.pdf ±50
[CORRESPONDENCE REGARDING] I HAVE NOTHING OF ANY GREAT INTEREST TO TELL YOU AS WE HAVE NOT BEEN OFF THE ISLAND FOR SEVERAL WEEKS FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I004.pdf ±50
[CORRESPONDENCE REGARDING] I AM QUITE ASTONISHED TO HEAR OF SO MANY PERSONS LEAVING HOULTON FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I005.pdf ±50
[CORRESPONDENCE REGARDING] THE REASON SHE DID NOT RETURN TO HOULTON WAS BECAUSE HER CHILD WAS TAKEN SICK FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I006.pdf ±50
[CORRESPONDENCE REGARDING] THE WEATHER BEING SO BAD THE SERGEANT DID NOT GO TO TOWN FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I007.pdf ±50
[CORRESPONDENCE REGARDING] ENCLOSED YOU WILL SOME PIECES OF STRONG LACE TO TRIM A OPPORTUNITY FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I008.pdf ±50
[CORRESPONDENCE REGARDING] I WAS VERY SORRY TO LEARN THAT HOLMAN HAD LEFT SO SOON FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I009.pdf ±50
[CORRESPONDENCE REGARDING DAILY LIFE FROM UNDETERMINED TO UNDETERMINED]	20181751MNBW1013044286F0000000374324I010.pdf ±50
[CORRESPONDENCE REGARDING] IT GIVES MEN GREAT PLEASURE TO HEAR OF THE CONTINUED HEALTH OF OUR FAMILY AND FRIENDS FROM UNDETERMINED TO FATHER AND MOTHER	20181751MNBW1013044286F0000000374324I011.pdf ±50
[CORRESPONDENCE REGARDING] I ARRIVED HERE LAST EVENING IN COMPANY COLONEL CRAM, MAJOR MICHIE AND JACKSON FROM UNDETERMINED TO KATIE	20181751MNBW1013044286F0000000374324I012.pdf ±50
[CORRESPONDENCE REGARDING] OUR CHICKENS HAVE SUFFERED AND WE DO NOT HAVE VERY GOOD LUCK WITH THEM FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I013.pdf ±50
[CORRESPONDENCE REGARDING] I AM VERY WELL BUT VERY TIED HAVING JUST FINISHED A BATCH OF PIES FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I014.pdf ±50
[CORRESPONDENCE REGARDING] WE HEARD FROM YOU YESTERDAY THROUGH DELIA AND SHEPARD FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I015.pdf ±50
[CORRESPONDENCE REGARDING] I WAS ELBOW DEEP IN BUTTER AND I HUSTLED IT RATHER UNCEREMONIOUSLY INTO THE JAR TO GET AT NEWS FROM HOME FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I016.pdf ±50
[CORRESPONDENCE REGARDING] I'VE BEEN SEWING STEADILY TO DRIVE ALL CARE AWAY BUT HAVE NOT SUCCEEDED VERY WELL FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I017.pdf ±50
[CORRESPONDENCE REGARDING] I HEARD FROM YOU THROUGH HOLMAN ON SATURDAY AND WAS MORE PLEASED THAT 3ISH TO TELL TO HAVE A LETTER DIRECT FROM HOME FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I018.pdf ±50
[CORRESPONDENCE REGARDING] I TOOK A WALK TO THE GARDEN THIS MORNING AND CUT SEVERAL NICE CUCUMBERS AND RADISH PODS FOR PICKLING FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I019.pdf ±50
[CORRESPONDENCE REGARDING] WE ARE SAFELY HERE HAVING ARRIVED LAST EVEN FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I020.pdf ±50
[CORRESPONDENCE REGARDING] I'M ALL ALONE YET DO YOU NOT THINK IT IS TOO BAD FOR ISAAC TO FO AWAY SO OFTEN FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I021.pdf ±50
[CORRESPONDENCE REGARDING] I BEGIN TO LOOK FOR THE TIME WHEN YOU WILL ARRIVE ACCOMPANIED BY FATHER I HOPE FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I022.pdf ±50
[CORRESPONDENCE REGARDING] I FELT VERY ANXIOUS ABOUT HIM KNOWING THE CHOLERA WAS IN BUFFALO FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I023.pdf ±50
[CORRESPONDENCE REGARDING] I RECEIVED NO LETTER FROM HOME YESTERDAY BUT TRUST THAT YOU ARE ALL WELL FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I024.pdf ±50
[CORRESPONDENCE REGARDING] I HAVE JUST FINISHED A LONG LETTER TO SHEPARD AND NOW TAKE PEN IN HAND TO TALK TO YOU AWHILE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I025.pdf ±50
[CORRESPONDENCE REGARDING] I WAS SORRY NOT TO SEND YOU A FEW LINES LAST SUNDAY BUT I HAD A SICK HUSBAND TO NURSE AND A MISERABLE DAY WE BOTH HAD OF IT FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I026.pdf ±50
[CORRESPONDENCE REGARDING] I RECEIVED MOTHER'S KIND LETTER YESTERDAY AND AM VERY GLAD THAT A DAY IS DECIDE UPON FOR HER TO START FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I027.pdf ±50
[CORRESPONDENCE REGARDING] SORRY TO HEAR OF DELIA'S ILL HEALTH FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374324I028.pdf ±50
[CORRESPONDENCE REGARDING] THIS LONG DAY PASSING AWAY AND I SIT MYSELF DOWN TO TELL YOU HOW TEDIOUS HAVE BEEN THE HOURS SINCE YOUR DEPARTURE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I029.pdf ±50
[CORRESPONDENCE REGARDING] I TRUST THAT MY ABSENCE WILL NOT BE OF LONG DURATION FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I030.pdf ±50
[CORRESPONDENCE REGARDING] I'VE JUST RECEIVED AND READ YOUR EXPECTED LETTER FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I031.pdf ±50
[CORRESPONDENCE REGARDING] HERE AM I LIVING THE LIFE OF A BACHELOR FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I032.pdf ±50
[CORRESPONDENCE REGARDING] I TAKE GREAT PLEASURE IN INFORMING YOU THAT KATE PRESENTED ME WITH A DAUGHTER YESTERDAY MORNING FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I033.pdf ±50
[CORRESPONDENCE REGARDING] I WOULD GIVE WHOLE TWO AND SIXPENCE TO BE PERMITTED TO GIVE YOU AND THE BABY A HUNDRED KISSES FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I034.pdf ±50
[CORRESPONDENCE REGARDING] I DID WORRY A GOOD DEAL AFTER HOLMAN WROTE BUT I DO HOPE THAT THE COLD WINTER MAY NOT PROVE TOO MUCH FOR HIM FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374324I035.pdf ±50
[CORRESPONDENCE REGARDING] YOUR KIND LETTER DATED THE DAY BEFORE CHRISTMAS REACHED HERE ON NEW YEARS AND WE HAD QUITE A LAUGH AT SHEPARD'S JOKE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I001.pdf ±50
[CORRESPONDENCE REGARDING] I DID NOT GET A LETTER FROM HOME LAST NIGHT AND FEEL RATHER DISAPPOINTED TODAY FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I002.pdf ±50
[CORRESPONDENCE REGARDING] NOTHING NEW HAS TURNED UP HERE EITHER FOR OUR AMUSEMENT OR INSTRUCTION FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I003.pdf ±50
[CORRESPONDENCE REGARDING] I HAVE NOTHING OF ANY GREAT INTEREST TO TELL YOU AS WE HAVE NOT BEEN OFF THE ISLAND FOR SEVERAL WEEKS FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I004.pdf ±50
[CORRESPONDENCE REGARDING] MY LETTERS ARE NOT VERY INTERESTING BUT I TAKE PLEASURE IN SENDING YOU WORD EVERY WEEK FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I005.pdf ±50
[CORRESPONDENCE REGARDING] MRS. FAIR HAS BEEN IN TODAY AND TOLD MORE NEWS ABUT HOULTON AND ITS PEOPLE THAN ONE COULD WRITE IN A WEEK FROM UNDETERMINED TO UN	20181751MNBW1013044286F0000000374325I006.pdf ±50
[CORRESPONDENCE REGARDING] THE WEATHER BEING SO BAD THE SERGEANT DID NOT GO TO TOWN FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374325I007.pdf ±50
[CORRESPONDENCE REGARDING] I WAS VERY SORRY TO LEARN THAT HOLMAN HAD LEFT SO SOON FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374325I008.pdf ±50
[CORRESPONDENCE REGARDING] IT GIVES MEN GREAT PLEASURE TO HEAR OF THE CONTINUED HEALTH OF OUR FAMILY AND FRIENDS FROM UNDETERMINED TO FATHER AND MOTHER	20181751MNBW1013044286F0000000374325I009.pdf ±50
[CORRESPONDENCE REGARDING] I ARRIVED HERE LAST EVENING IN COMPANY WITH COLONEL CRAM, MAJOR MICHIE AND JACKSON FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I010.pdf ±50
[CORRESPONDENCE REGARDING] OUR CHICKENS HAVE SUFFERED AND WE DO NOT HAVE VERY GOOD LUCK WITH THEM FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374325I011.pdf ±50
[CORRESPONDENCE REGARDING] I AM VERY WELL BUT VERY TIRED HAVING JUST FINISHED A BATCH OF PIES FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374325I012.pdf ±50
[CORRESPONDENCE REGARDING] I WAS ELBOW DEEP IN BUTTER AND I HUSTLED IT RATHER UNCEREMONIOUSLY INTO THE JAR TO GET AT NEWS FROM HOME FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I013.pdf ±50
[CORRESPONDENCE REGARDING] I'VE BEEN SEWING STEADILY TO DRIVE ALL CARE AWAY FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I014.pdf ±50
[CORRESPONDENCE REGARDING] I HEARD FROM YOU THROUGH HOLMAN ON SATURDAY AND WAS MORE PLEASED THAT 3ISH TO TELL TO HAVE A LETTER DIRECT FROM HOME FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I015.pdf ±50
[CORRESPONDENCE REGARDING] I IMAGINE YOU CUTTING THE AIR FASTER THAN MY PEN CAN WRITE AND SUPPOSE YOU ARE WITHIN A FEW HOURS OF BUFFALO FROM UNDETERMINED	20181751MNBW1013044286F0000000374325I016.pdf ±50
[CORRESPONDENCE REGARDING] WE ARE SAFELY HERE HAVING ARRIVED LAST EVEN FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I017.pdf ±50
[CORRESPONDENCE REGARDING] DO YOU NOT THINK IT IS TOO BAD FOR ISAAC TO GO AWAY SO OFTEN FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I018.pdf ±50
[CORRESPONDENCE REGARDING] I BEGIN TO LOOK FOR THE TIME WHEN YOU WILL ARRIVE ACCOMPANIED BY FATHER I HOPE FROM UNDETERMINED TO MOTHER	20181751MNBW1013044286F0000000374325I019.pdf ±50
[CORRESPONDENCE REGARDING] I RECEIVED YOUR LETTER OF THE 23 OF JULY AND WAS GLAD TO HEAR THAT MR. BOWEN HAD GOT HOME FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I020.pdf ±50
[CORRESPONDENCE REGARDING] I BELIEVE THAT THE CHOLERA IS FAST DISAPPEARING FROM PHILADELPHIA FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I021.pdf ±50
[CORRESPONDENCE REGARDING] I HAVE JUST FINISHED A LONG LETTER TO SHEPARD AND NOW TAKE PEN IN HAND TO TALK TO YOU AWHILE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I022.pdf ±50
[CORRESPONDENCE REGARDING] I WAS SORRY NOT TO SEND YOU A FEW LINES LAST SUNDAY BUT I HAD A SICK HUSBAND TO NURSE AND A MISERABLE DAY WE BOTH HAD OF IT FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I023.pdf ±50
[CORRESPONDENCE REGARDING] I SHALL BE VERY ANXIOUS TILL I SEE HER FEARING THAT SOME ACCIDENT MAY HAPPEN FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I024.pdf ±50
[CORRESPONDENCE REGARDING] SORRY TO HEAR OF DELIA'S ILL HEALTH FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I025.pdf ±50
[CORRESPONDENCE REGARDING] THIS LONG DAY PASSING AWAY AND I SIT MYSELF DOWN TO TELL YOU HOW TEDIOUS HAVE BEEN THE HOURS SINCE YOUR DEPARTURE FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I026.pdf ±50
[CORRESPONDENCE REGARDING] I ARRIVED HERE YESTERDAY MORNING AT 6 O'CLOCK JUST AS A VIOLENT STORM COMMENCED FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I027.pdf ±50
[CORRESPONDENCE REGARDING] I AM VERY TO KNOW THAT MY DARLING ISAAC IS COMFORTABLE AND HAVE HIGH HOPES FOR OUR COMFORT FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I028.pdf ±50
[CORRESPONDENCE REGARDING] I TAKE GREAT PLEASURE IN INFORMING YOU THAT KATE PRESENTED ME WITH A DAUGHTER YESTERDAY EVENING FROM ISAAC BOWEN TO FATHER	20181751MNBW1013044286F0000000374325I029.pdf ±50
[CORRESPONDENCE REGARDING] HERE AM I LIVING THE LIFE OF A BACHELOR FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I030.pdf ±50
[CORRESPONDENCE REGARDING] I TAKE GREAT PLEASURE IN INFORMING YOU THAT KATE PRESENTED ME WITH A DAUGHTER YESTERDAY EVENING FROM ISAAC BOWEN TO FATHER	20181751MNBW1013044286F0000000374325I031.pdf ±50
[CORRESPONDENCE REGARDING] I WOULD GIVE WHOLE TWO AND SIXPENCE TO BE PERMITTED TO GIVE YOU AND THE BABY A HUNDRED KISSES FROM UNDETERMINED TO UNDETERMINED	20181751MNBW1013044286F0000000374325I032.pdf ±50
[LETTER] FROM C. CAREY TO MOTHER REGARDING MR. MACK'S HOUSE ON FIRE	20181751MNBW1013044290F0000000205055I001.pdf ±50
[LETTER] FROM CATY TO FATHER REGARDING WENT INTO BOSTON	20181751MNBW1013044290F0000000205055I002.pdf ±50
[LETTER] FROM CATY TO MOTHER REGARDING CHANGING WEATHER	20181751MNBW1013044290F0000000205055I003.pdf ±50
[LETTER] FROM CATHERINE CARY TO MOTHER REGARDING COMMENCED MY STUDIES	20181751MNBW1013044290F0000000205055I004.pdf ±50
[LETTER] FROM CATHERINE CARY TO DAUGHTER REGARDING YOUR SAFETY	20181751MNBW1013044290F0000000205055I005.pdf ±50
[LETTER] FROM KATY TO FATHER REGARDING TIDINGS FROM HOME	20181751MNBW1013044290F0000000205055I006.pdf ±50
[LETTER] FROM CATHERINE TO MOTHER REGARDING ELIZABETH R. BOUTELLE	20181751MNBW1013044290F0000000205055I007.pdf ±50