![](http://www.alamy.com/thumbs/6/D04FE5DE-54D5-40C2-A942-A5CF35BC3EBA/WAPTYR.jpg)
Demonstrates new signature machine to house member. Washington, , March 18. The latest is the automatic electric signature machine invented by Glenn W. Watson, (left) who is shown in this picture demonstrating it to Rep. Lindsay C. Warren of North Carolina, 3/18/38
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