J jjanmarine3 Active member Mar 2, 2014 #1 Can we have a thread for identifying all the RR's and their abbreviations , my apology if there is such documentation available currently - please and thanks guys.
Can we have a thread for identifying all the RR's and their abbreviations , my apology if there is such documentation available currently - please and thanks guys.
O oknotsen Holder of a broom Mar 2, 2014 #2 http://www.pwrr.org/rrm/ Found via this: https://www.google.com/#q=railroad+reporting+marks