03/10/1887 Dick (A.B.) Co and Edison, Thomas Alva -- Agreements and Contracts
(Unz, Henry H) Contracts and other legal concerns; Patent assignments, licenses, and royalties
[LB024]  General Letterbook Series: LB-024 (Feb-June 1887)
[LB024149; TAEM 138:46]
Courtesy of Thomas Edison National Historical Park.