BN 6906 was new as BN 6370. SP 9140 only operated for SP and had gone before the UP merger, BN 5463 was new as GN 2527.
Taken between March 1970 and April 1971
BN 5463 was originally Great Northern 2527. Shown at the former CB&Q engine facility in Denver. Date of photo approximate.
BN numbers on GN units