04/15/1928
https://www.presidency.ucsb.edu...
"It would be quite a different proposition in selling a large amount of material that our Government thought it was expected might be used for war purposes between one nation and another."
"I don't think it involves anything further than that."
"And Provided Further that the provisions of Section 1 (e) of the Act of March 4, 1909, in so far as they secure copyright controlling the parts of instruments serving to reproduce mechanically musical..."
"Provided that the enjoyment by any work of the rights and benefits conferred by the Act of March 4, 1909, and the Acts amendatory thereof, shall foe conditional upon compliance with the requirements a..."