Rogers visual synchronizing system

Rogers visual synchronizing system

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Description (Brief)
Part of Rogers Visual Synchronizing System. #2 of 8 pieces of apparatus, patented 1887-1890. A: brass synchronizing wheel on cast-iron base, mounted on oak table, with brass insert having 8 pairs of magnets. about 30" x 24". [Same as 309852A]
Location
Currently not on view
Object Name
signaling device
system, visual synchronizing, part of
maker
Rogers Research Laboratory
ID Number
EM.309852B
accession number
110134
catalog number
309852B
Credit Line
from James C. Rogers
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Work and Industry: Electricity
Data Source
National Museum of American History
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