According to a historylink.org article on Thomas W. Prosch "this chronological history of Seattle from 1850-1897...was still unpublished when he died. The manuscript of this book was typed and the typescript bound as a Works Progress Administration...
A chronological history of Seattle restaurants written by Hattie Graham Horrocks, a Seattle pioneer. Mrs. Horrocks, a great-granddaughter of Thomas Mercer (after whom Mercer Street and Mercer Island are named), wrote about 18 manuscripts on Pacific...