[PT010AAD], Letter from Dyer and Wilber to U.S. Patent Office. Commissioner, April 20th, 1880

Item

Date

1880-04-20

Decade

1880-1889

Type

Identifier

PT010AAD

Folder Set

PT010

Title

[PT010AAD], Letter from Dyer and Wilber to U.S. Patent Office. Commissioner, April 20th, 1880

Microfilm ID

45:439

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University