Lexi is based on the North Pacific Coast Railroad (NPCRR) Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward engine and was one of the first oil burners, as well as the first engine to use a marine boiler.

Lexi is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward locomotive and was one of the first oil burners, as well as the first locomotive to use a marine boiler.

Lexi's based on the North Pacific Coast Railway (NPCRR) Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5, which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward engine and it was one of the first oil burners, as well as the first engine to use a marine boiler.

Lexi is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. In 2016, Lexi was created from scratch in CGI by Arc Productions for the 2017 movie, Journey Beyond Sodor. The model was "hand-sculpted" in Maya, a 3D animation and modelling software.

Lexi is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward locomotive and was one of the first oil burners, as well as the first locomotive to use a marine boiler.

Lexi is based on the North Pacific Coast Railroad (NPCRR) Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward engine and was one of the first oil burners, as well as the first engine to use a marine boiler.

Lexi is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward locomotive and was one of the first oil burners, as well as the first locomotive to use a marine boiler.

It was a rebuild of NPCRR #5, which had been dismantled and scrapped in 1897. This engine was used for Lexi in Thomas and Friends, as well as Piper in Chuggington (albeit without a tender and shortened to a 4-2-0), and in real life, NPCRR No. 21 would (probably) be too big to run on British Rails due to the North American size of the locomotive ...

Lexi is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which was dismantled by 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward locomotive and was one of the first oil burners, as well as the first locomotive to use a marine boiler.

Piper is based on the North Pacific Coast Railroad Cab-Forward 4-4-0 No. 21 "Thomas-Stetson", a rebuild of NPCRR #5 which had been wrecked in 1897. An innovative engine built by Bill Thomas, it is considered the first cab-forward locomotive and was one of the first oil burners, as well as the first locomotive to use a marine boiler.