Click for a salesman's handbook
180 (Cossor 437) ca 1937
Click for advertisement
181 (Cossor 137) ca 1937
180 (1938) 14 inch. Click for sales brochures
180 (1939) 14 inch. Click for sales brochures
181 (1939) 14 inch with radio. Click for sales brochures or for photos of a surviving set
182 (1938) 14 inch. Click for sales brochures
183 (1940) 14 inch. Click for sales brochure
183X (1941) 14 inch. Click for sales brochure
184 (1939) 12 inch. Click for sales brochure
190 (1939) 9 inch. Click for sales brochure
192 (1939) 9 inch. Click for sales brochure
195 (1940) 20 inch. Click for internal memos
This picture, from a 1950s DuMont brochure, shows Allen DuMont with a prototype set. It looks as if it has a magnifier on the screen, and it is unclear if it is a mechanical or electronic set.
Billboard, December 11, 1943
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