LEGO MOC 7740 Panoramawaggon by Klemmie | Rebrickable - Build with LEGO
LEGO MOC Rheingold Express (7740 reimagination) by NeoSephiroth | Rebrickable - Build with LEGO
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