MISC: -1811 Trade Directory: Rosser, Henry, Sen., & Wm. Rosser, attornies, 27, Bartlett's buildings, Holborn. -1841 Law Directory, Rosser, William & William Henry, F.A.S., 7 Warwick Court, Gray's Inn
A family tree created by him or his family, about 1812, tracing the family back to Sir John Stradling was found at a "Boot" "Garage" Sale. Original in my possession. Date established by the incomplete listing of his sister, Sophia Louisa (Rosser) Russell's children. Additional descendants of William have been added later in a different ink and hand writing.