Classic Tractor Magazine - How about this for a trike conversion. We believe it was carried out in Scotland - note the 'Nicol' name on the side of the trike framework -
Late model tricycle tractors | Yesterday's Tractors Forums
Tractor and child's tricycle Stock Photo - Alamy
T-28 Tricycle Tractor Red Soviet Farm Vehicle USSR 1958 Year 1/43 Scale HACHETTE | eBay
Tractor Zoom - Ryan's Interesting Iron of the Day: I've been waiting all day to post this one...this one-owner John Deere 4230 with a tricycle front end and a cab. IF this
IH 1066 Tricycle | Vintage tractors, International harvester tractors, Tractors
Genrc Ford E27N Tricycle Row Crop Tractor - Ford E27N Tricycle Row Crop Tractor . shop for Genrc products in India. | Flipkart.com
Super Stretch | Valtra N174 Direct trike tractor | 2018 SmartTouch - YouTube
Farmall 'Super H' Tractor | A 'Tricycle Gear' Tractor This M… | Flickr