The Streetcar is a mostly scratchbuilt TMER&L Co. 600 series. The side and end windows are from a Bachmann Brill trolley. The remainder of the car was built from styrene and Alumilite, with Scotch tape rivet strips. The body is cast in Alumilite, and is powered by a modified Bachmann streetcar drive.
The steamroller is kitbashed from an ERTL Trevor the Traction Engine.
The Dump truck is a Aurora Snap-A-Roos Mercedes racer (mfg. ca. 1970) with Jordan wheels and dump box.
The barricades were built by cutting a triangle from .040" styrene, and grinding out the area between the feet and a slot in the topwith a Dremel cutoff wheel and glueing in a 2X6.