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® trains - LEGO® History - LEGO.com IN
LEGO 4.5V Train 7720 Battery Train Set from 1980 Vintage Set! review - YouTube
Trains | 1980 | Brickset: LEGO set guide and database
Classic LEGO sets: blue track trains | Brickset: LEGO set guide and database
Vintage Lego 7740 Inter City Passenger Railway Train Engine & Carriages 1980's | eBay
Trains | 1980 | Brickset: LEGO set guide and database