Rensselaer Semi-Weekly Republican, Volume 22, Number 99, Rensselaer, Jasper County, 30 August 1901 — Clock for Theatrical Use. [ARTICLE]
Clock for Theatrical Use.
To judicate the different numbers of a program a newly designed clock has a notable dial plate, which can be per-' forated 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.
