Unofficial LEGO Sets/Parts Collectors Guide - Among many LEGO Train collectors, the golden age was 1980-1990... the 12V electric train years. And probably the most popular was the 7740 Intercity Train (not
7740-1: Inter-City Passenger Train Set | Sets | Clabrisic
I finished my cheapskate's interpretation of set 7740 today! : r/lego