Burlingame, Roger.
Engines of democracy : inventions and society in mature America / Roger Burlingame. - New-York : Charles Scribner's, c 1940. - xviii, 606 p. : ill. ; 24 cm.
Includes index.
338 338
Patents.
608 / B925e
Engines of democracy : inventions and society in mature America / Roger Burlingame. - New-York : Charles Scribner's, c 1940. - xviii, 606 p. : ill. ; 24 cm.
Includes index.
338 338
Patents.
608 / B925e