SOME ACCOUNT OF NATHANIEL HAYWARD'S EXPERIMENTS WITH INDIAN RUBBER, Which Resulted in Discovering the Invaluable Compound of That Article with Sulphur.
Norwich, Conn. Bulletin Job Office, 1865. Item #66557
12p, wraps, very good. Hayward had sometimes acknowledged Goodyear as the inventor of vulcanization and sometimes recanted. Here he claims to be the inventor.