This colorful yellow critter at the Colorado Railroad Museum is the Golden City & San Juan Railroad's #3, an 8 Ton diesel locomotive nicknamed 'Pee Wee'.

This little Golden City & San Juan Railroad critter comes in handy for moving the various narrow-gauge steam engines at the Colorado Railroad Museum.

The diminutive size of the Colorado Railroad Museum's Golden City & San Juan Railroad's 8 Ton switcher is evident as it sits in front of a narrow-gauge caboose at the Golden, Colorado museum.

The Colorado Railroad Museum uses their 8 Ton Golden City & San Juan Railroad #3 to shuffle rolling stock and the occasional engine at their museum in Golden, Colorado.

Critter. Golden City & San Juan no. 3 is seen outside the roundhouse at the Colorado Railroad Museum in Golden, CO. The Plymouth's paint scheme is reminiscent of the Denver & Rio Grande ... (more)

The little engine that does.

Golden City & San Juan Railroad No.3 switcher built by Plymouth Locomotive Works, sits quietly outside the roundhouse at the Colorado Railroad Museum. Inside the roundhouse, a 2-8-0 former Denver ... (more)

Golden City & San Juan #3 sits quietly outside the roundhouse at the Colorado Railroad Museum. The name "Little Critter" comes to mind when I saw this loco. I had an Aristo Craft G scale... (more)

This tiny narrow gauge unit spent its working life with US Gypsum until acquired by the museum in 1965. Since that time it has been used to moving equipment around the museum.

Don't let the size fool you - this Plymouth Locomotive Works 8 ton narrow gauge engine, wearing markings of the Golden City & San Juan Railroad, can move a big load and is often called on to move ... (more)

Old fashion muscle power rotates the Colorado Railroad Museum's turntable, positioning their Golden City & San Juan #3 so it can pull a vintage business car out of the roundhouse. The colorful l... (more)

Another rare engine in the stable of the Colorado Railroad Museum is this Plymouth Locomotive Works 8 ton narrow gauge engine. It is painted in the livery of the Golden City & San Juan Railroad, ... (more)

This colorful narrow gauge Plymouth FL sits in the company of one of the resident GE U4's and Thomas, who is visiting for the weekend.