Leaf Through Dr. Kilmer & Co's 1890 "Guide to Health" - their first know advertising circular, devised by Willis Sharpe Kilmer, who eventually made millions on the product "Swamp-Root" !
Sheldon Gosline has recently returned to his research of Dr. Kilmer & Co. of Binghamton, NY.
Various aspects of this research will be posted online, including a resource of primary source documents and subject links to be shared with fellow scholars.