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
Trains | 1991 | Brickset: LEGO set guide and database
LEGO® trains - LEGO® History - LEGO.com IN
Lego Trains - Wikipedia
LEGO - Trains - 4558 - Lego 9 Volt metro train (locomotive - Catawiki
LEGO Set 7715-1 Push-Along Passenger Steam Train (1985 Train > 4.5V) | Rebrickable - Build with LEGO
LEGO TRAIN 4558 Metroliner from 1991- a classic passenger 9V train - YouTube
7722 Steam Cargo Train Set - Brickipedia, the LEGO Wiki