Vault Cash-Indicator. (open access)

Vault Cash-Indicator.

Patent for a vault cash-indicator meant to "provide a new and improved indicator, designed for indicating an amount of money, commercial articles, &c.; for instance, indicating the amount of money contained in a safe or vault" (lines 7-11).
Date: April 23, 1895
Creator: Hamilton, Samuel R.
System: The Portal to Texas History