Edison and His Invention: A Lecture delivered before the Franklin Institute at Philadelphia, by Hammer
name: label: Collection Creator
content: Hammer, William J. (William Joseph), 1858-1934 (electrical engineer)
setName: label: See more items in
content: William J. Hammer Collection
label: See more items in
content: William J. Hammer Collection / Series 1: William J. Hammer Papers / 1.4: Writings by Hammer
unitdate: label: Date
content: February 4, 1889
container: label: Container
content: Box 16, Folder 6
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials