Joyce, I think I can help with your question about Ida Pifer.
Emanuel Pifer married Lydia or Linda Hood. Their son, John was born 12 Sep 1849 Preston Co. VA (according to his obituary) and died 23 Dec 1922.John married Amy Matilda Dickerson (b 2 Jun 1850 NY, d 17 Mar 1939, Adrian, MI).
John and Amy had 5 children. 1. Ida Pifer b 4 Feb 1873, Lenawee Co. MI, 1891 m James Wash ClarkIda d 6 Aug 1937 a. Edna died ca 24 years b.Lawson b 30 Sep 1892, d 26 Oct 1911 c. Lauram Bertie Knisel son Maurice m Orlena Conklin daughter Darlene 2. Pearl Jay Pifer b 14 Nov 1875 Lenawee Co, MI d 10 Apr 1943.Pearl m Melvina Brugger. a.Edith b.Virgil c.Myrtle d.Forrest (my father) e.Marguerite