Items
Creator is exactly
American Institute. Electrical Section
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[D8611I], Letter from American Institute. Electrical Section, Henry Allen Sinclair to Thomas Alva Edison, October 8th, 1886 1886-10-08 -
[D8711AAD], Letter from American Institute. Electrical Section, Henry Allen Sinclair to Thomas Alva Edison, February 19th, 1887 1887-02-19