title: Rotary Engine. creator: James, William Francis contributor: Scherdin, R. H. contributor: Hooker, C. contributor: Norris Peters Co. publisher: United States. Patent Office. date: 1899-10-10 language: English description: Patent for a new and improved rotary engine, including instructions and illustrations. subject: Inventions subject: Science and Technology subject: Rotary Engine coverage: United States - Texas - Brazoria County - Quintana rights: Public Domain type: Patent format: [2], 4 p. : ill. ; 23 cm. format: Text identifier: pat-no: 634755 identifier: https://texashistory.unt.edu./ark:/67531/metapth512957/ identifier: ark: ark:/67531/metapth512957