# JMRI: PRR-1956 Signaling Definition

This directory contains signaling definitions corresponding to the 1956 PRR rules as described in the August 1956 version of the PRR publication "RULES FOR CONDUCTING TRANSPORTATION ", Signals.

See the aspect page.

Signal Mast definitions:

- Single position light high absolute signal
- Single position light high permissive signal
- Double position light high signal
- Single position light dwarf signal
- Double position light dwarf signal