318949.0744 Demonstration of chronoclygraph light system (?). Three standing males, one with wires for lights, Frank Gilbreth off to left. Blackboard in background has four sets of chalked staffs (five lines).
odd: label: General note
content: Card Number: 47
label: General note
content: Category: business and apparatus of motion study
label: General note
content: Copy negative: 94-1807
name: label: Collection Creator
content: Perkins, James Secor
label: Collection Creator
content: Gilbreth, Frank Bunker, 1868-1924
label: Collection Creator
content: Gilbreth, Lillian Moller, 1878-1972
setName: label: See more items in
content: Frank and Lillian Gilbreth Collection
label: See more items in
content: Frank and Lillian Gilbreth Collection / Series 2: Glass Stereo Slides (Positive) / 318949.0621 to 318949.0840
unitdate: label: Date
content: 16-Aug-15
container: label: Container
content: Box 6
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Negatives