Notes:
Lutheran Reformed Church records list him as Michael Blum christened 31 Jul 1803 Arendtsville, Adams Co., PA, son of Adam and Margaretha Blum
In the 1842 Septennial Census of Pennsylvania, Michael Plum is listed as a school teacher in Montgomery, Franklin Co, PA
1850: Census, Montgomery, Franklin, Pennsylvania
Michael Plum, 46
Lydia Plum, 36
John Plum, 20
1860 Census
Michael Plum, 57
Lydia Plum, 47
Abraham Plum, 10
Moses Plum, 7
Michael Plum, 4
1880: Census, Antrim, Franklin, Pennsylvania
Michael Plum, 24, head, b: PA/PA/PA
Sarah Plum, 22, wife, b: PA/PA/PA
Ann E. Plum, 5, dau, b: PA/PA/PA
Ida M. Plum, 3, dau, b: PA/PA/PA
Harvey N. Plum, 6/12, son, b: PA/PA/PA
Abraham Plum, 29, brother, b: PA/PA/PA
Michael Plum, 76, father, widowed, b: PA/PA/PA