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Clock For Theatrical Use

Clock For Theatrical Use image
Parent Issue
Day
14
Month
October
Year
1898
Copyright
Public Domain
OCR Text

To judicate the different numbers of a program a newly designed dock has a rotable dial plate, which can be perforated at the proper places to engage hooked rods which fall into the holes in the dial, and are pulled a short distance to make electrical connections with bells or indicators located in convenient places.