by Hamish Kidd , Douglas Hartley , Kennedy, John M.
![[William Wheeler Hubbell, authorized to apply for patents.]](https://covers.openlibrary.org/b/id/10200621-M.jpg)
United States. Congress. Senate. Committee on Patents
Kokuritsu Kokkai Toshokan (Japan)
Inc Ed. F. Mangelsdorf & Bro.
United States. Bureau of the Census
United States. Congress. Senate. Committee on Agriculture and Forestry
International Labour Office
