Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 120
ted bycontacts placed on the doors or windows so that the opening ofeither will cause the bell to ring. The same device may be usedon money-drawers, safes, etc. In the case of the electric tire alarm, the signal may be giveneither automatically when the temperature reaches a certain degree,or…
Architecture · Building
Internet Archive · Kelly Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
