Items
Items
Relation is exactly
U.S. Naval Observatory
-
No image
[E1141BL], Letter from William Walter Dinwiddie to Thomas Alva Edison, November 13th, 1911
1911-11-13 -
No image
[E1163CE], Letter from William Walter Dinwiddie to Thomas Alva Edison, December 14th, 1911
1911-12-14 -
No image
[E1924AA], Letter from William Henry Meadowcroft to Walter Seeley Mallory, January 20th, 1919
1919-01-20