![LEGO 7740 12v Electric Inter-City Passenger Train Set Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 7740 12v Electric Inter-City Passenger Train Set Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/f1/800x600/d4e4o5g414m4r5g5m444a4f446o2o4c4z5o4p59406u223a413u2y3y2r2x2x21384r2y234y2x2x2n2b4p4o5l2a4u264x3x254p2.jpg)
LEGO 7740 12v Electric Inter-City Passenger Train Set Set Parts Inventory and Instructions - LEGO Reference Guide
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 Electric Train Motor 12V 4 x 12 x 3 1/3 - Type II, Flat Connections | Brick Owl - LEGO Marketplace LEGO Electric Train Motor 12V 4 x 12 x 3 1/3 - Type II, Flat Connections | Brick Owl - LEGO Marketplace](https://img.brickowl.com/files/image_cache/larger/lego-electric-train-motor-12v-4-x-12-x-3-1-3-type-ii-flat-connections-25.jpg)
LEGO Electric Train Motor 12V 4 x 12 x 3 1/3 - Type II, Flat Connections | Brick Owl - LEGO Marketplace
![Anyone know the secret history of the gray era 12v/4.5v system? - LEGO Train Tech - Eurobricks Forums Anyone know the secret history of the gray era 12v/4.5v system? - LEGO Train Tech - Eurobricks Forums](http://www.brickshelf.com/gallery/LEGO-Train-12-Volts/Train-12-Volts/12volt-367.jpg)