I also descend from this line, through Samuel Emery and Helen Warren's son George. I know this thread is a decade old - has anyone made progress on this line?

Just yesterday I found this book that confirms Miriam Wilkins is the child of Asa Wilkins and Miriam Cooley: "Portrait and Biographical Record of Waukesha County, Wisconsin: Containing Biographical Sketches of Old Settlers and Representative Citizens of the County, Together with Biographies and Portraits of All the Presidents of the United States and the Governors of the State (Google eBook)." See Page 622.