Boris
Beach Bum
Mark: Link to GCOR 2010 Revision (Used BY BNSF). Possibly the same as used by NP back in the day. PDF file.
http://1405.utu.org/Files/[4886]BNSF-GCOR 2011-08-01_gcor_updated.pdf
http://1405.utu.org/Files/[4886]BNSF-GCOR 2011-08-01_gcor_updated.pdf