1959:
Lambretta Hire Service Ltd
Lambretta TRO-KART Go Kart 1959
Rec. Num. 1 of 2
Source: Motor Cycling November 19th 1959
1960:
Lambretta Hire Service Ltd
Lambretta Hire Service Go-Karts. Tro-Kart Trackmaster
Rec. Num. 2 of 2
Source: Motor Cycle Mechanics January 1960