6206 was built in January 1955 as a RDC-2 (serial number 6003) and was numbered Boston & Maine 6200. It was purchased by CNR in May 1956 and renumbered CN D206. In February 1969 it received CN 6206 until it was acquired by VIA RAIL in March 1978.  
6217 (next to 6206) was built by Budd & Canadian Car & Foundry in  May 1958 for the CPR and was numbered 9115. It was acquired by VIA RAIL in September 1978 and renumbered VIA 6217 in November 1981.  
Both were sold to Industrial Rail Services in 2000. 

Photographed in Moncton on Sunday August 22nd, 2004.