Record Page 0 (Joe’s voice)
Record Page 0 (Elvira´s voice)
- 0 .- Metals.
Record Pages 1 to 4 (Joe’s voice)
Record page 1 to page 2 (Elvira’s voice)
- 1.- Steel.
- 2. Cast iron.
- 3.- Production of cast iron and steel.
- 4.- Special Steels.
- 5.- Non ferrous metals and their properties.
- 6.- Non ferroys alloys and their properties.
- 7.- Metalworking.