Scope and Contents From the Collection: The August Johnson Papers consist of various items documenting the career of Mr. Johnson and have been organized into three series: Correspondence, Legal documents, and Subject files. The Correspondence Series deals with his inventions including his proof of invention application to the Institute of American Inventors for his Jiffy Electric Snow Shovel. There are also various brochures and advertisements for his Jiffy Hydraulic Lubricator Grease Gun, and other inventions including chuck...