Unofficial LEGO Sets/Parts Collectors Guide - The LEGO 12V Electric Trains of the 1980s were very popular among LEGO train collectors. The 1970s 12V trains (starting in 1969) were only sold in
Lego - A boxed vintage 1980s # 7710 train set with loco, carriage, wagon and 8 x curved track sec
Lego train 80's layout with ALL 12V trains and HUGE classic Lego town - YouTube
Blue Track (1966-79) and Gray Track (1980-91) Box Images - LEGO Train Tech - Eurobricks Forums
LEGO 4.5V Train 7720 Battery Train Set from 1980 Vintage Set! review - YouTube
LEGO® trains - LEGO® History - LEGO.com US
LEGO Trains 1980 | Brickset
1980 LEGO Trains upgrades | Quest for Bricks
Vintage LEGO 12V Train 7725 Electric Passenger Train from 1981 - YouTube
Classic 1980s-style passenger train with streamlined GG-1 style locomotive - real world MOCs - LEGO Train Tech - Eurobricks Forums