On Ancestry.com. I also bought a reprint of the Peter Mills book for about $151.00 from Higginsons Books. I sent it to genealogist in AZ. to get my Colonial Dames & mayflower Society Apps ready for me, so I don't have it right now. If you ttype in Ancestry--Peter Woutourse Van Der muellen, and see it in Ide tree by lovejoy lulu, that is my tree, with all correct lineage back to Wm. Bradford of mayflower. Your spelling is differnt than in book, so try under Almira Mills of Hamburg, NY in 1800s & go back from her. Hello Distant cousin-he is my X Grt. Grandfather, too! Kristina Mack