![[William Wheeler Hubbell, authorized to apply for patents.]](https://covers.openlibrary.org/b/id/10200621-M.jpg)
United States. Congress. Senate. Committee on Patents
Canada. Parliament. House of Commons.
Joel Barlow
Stephen King
M. C. Escher
Douglas R. Hofstadter
![The G.D. Sutton Co. [catalog]](https://covers.openlibrary.org/b/id/8039102-M.jpg)
![The G.D. Sutton Co. 1923 [catalog]](https://covers.openlibrary.org/b/id/7913779-M.jpg)
![The G.D. Sutton Co. [catalog]](https://covers.openlibrary.org/b/id/8045496-M.jpg)