1. The Number of Ancestors which every person must have in each generation as far as the 50th. Creator: Phillipps, Thomas, Sir, 1792-1872 Call Number: 1976 Folio 80 Image Count: 2 Resource Type: Books, Journals & Pamphlets Found in: Beinecke Rare Book and Manuscript Library > The Number of Ancestors which every person must have in each generation as far as the 50th.