The archives of the Museum of Innovation and Science (miSci) maintains a large manuscript collection relating to the history of General Electric and a growing collection of materials about the history of Schenectady. The following documents illustrating the life and work of Edison and the advent of electricity are available on the museum's website. Item 5 also appears in the Edison Papers image edition.
Edison Electric Motor Instruction Book, 1890
Thomas Edison describes how he entered the electrical business
Newspaper printed by Edison when he was a boy
Edison's stock certificate from the Edison Machine Works