Margaret Stewart was born May 4, 1792 in Pennsylvania. She is the daughter of James Stewart and Elizabeth McCarter. Margaret married Armstrong Campbell Dec 28, 1815. They moved from Adams Co., Penn. about 1828 (census) and were the first settlers in Darke Co., Ohio. Margaret Campbell passed away Dec. 23, 1866 in Darke Co., Ohio.
Sources
Margaret Campbell,"United States Census, 1850"/ Event place: Adams, Darke, Ohio/Age 58/ Birth year (Est) 1792/ Birthplace: Pennsylvania.
Find A Grave: Margaret Sarah Stewart Campbell/Birth May 4, 1792 Pennsylvania/ Death: Dec 23, 1866 Darke Co., Ohio, Gettysburg Cemetery, Gettysburg, Darke Co., Ohio/ Memorial #35002406
Stewart Clan Magazine. By George Thomas Edson. Vol 1. James Stewart & Elizabeth McCarther. Page 102 and 103: "Margaret; m Dec 28 1815 Maj. Armstrong Campbell: to Ohio in 1828" LINK: archive.org/stream/stewartclanmaga00incgoog#page/n354/mode/2up
HISTORY OF DARKE COUNTY, OHIO, FROM ITS EARLIEST SETTLEMENT TO THE PRESENT TIME. Hobart Publishing Company, 1914, VOLUME II. page 481 Harry Myers Ancestors (Copy and paste) archive.org/stream/historydarkecou00unkngoog#page/n512/mode/2up