08/16/1887 Babcock and Wilcox and Hewlett, H F to Edison, Thomas Alva
(Batchelor, Charles) Engines, boilers, prime movers
[D8756]  Document File Series -- 1887: (D-87-56) West Orange Laboratory -- Suppliers -- General
[D8756AAT; TAEM 120:665]
Courtesy of Thomas Edison National Historical Park.