A wide range of portable and stationary forges for individual and industrial usage were built into the 1930s.

The TYPE E was the smallest of the Sturtevant forges.

They were built exclusively for work benches.

The TYPE A was a portable with manual blast(handle).
The TYPE G was a portable with heavy steel plate body.
Type G
The TYPE C was a belt-driven version of the Type A.
Type C
The TYPE H was found in manual training schools.
This stationary blast forge, the TYPE J was designed for medium work at carriage and locomotive shops.
Circular and built of steel plate, the TYPE N was designed for locomotive shops and shipyards.
Type N