400-00 Foundry Castings, Equipment, & Supplies; & Machine Shop Work
- 15 Castings, Aluminum
- 25 Castings, Brass and Bronze
- 35 Castings, Grey Iron
- 45 Castings, Malleable Iron
- 55 Foundry Equipment Ans Supplies: Bellows, Clays, Etc.
- 65 Machine Shop Work
- 75 Ovens, Annealing
- 99 Commodities Not Otherwise Classified
|