06/13/1882 Chipman, R H to Edison, Thomas Alva
(Dean, Charles L) Cement; Chemicals, chemical products, and chemical processes [Marginalia by Edison, Thomas Alva]
[D8204]  Document File Series -- 1882: (D-82-04) Edison, T.A. -- General
[D8204ZDA; TAEM 60:189]
Courtesy of Thomas Edison National Historical Park.