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
LEGO MOC Rheingold Express (7740 reimagination) by NeoSephiroth | Rebrickable - Build with LEGO
LEGO 7740 Inter-City Passenger Train Set | BrickEconomy
Vintage Lego City 7740 Inter-City Passenger Train set 100% complete 12v 1980 | eBay
LEGO MOC 7740 (updated) by mikalagrand | Rebrickable - Build with LEGO