1881 [Supplied year] Edison, Thomas Alva to Logan, Thomas
(Dean, Charles L) Tools and machinery; Shipping and materials handling
[X001A1]  Henry Ford Museum and Greenfield Village Research Center, Dearborn, Mich.: Edison Papers and Related Items -- Series I: Manuscripts -- Thomas Alva Edison Correspondence (1862-1885)
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Courtesy of the Henry Ford Museum and Greenfield Village Research Center.