A 4-6-2
- A1. new design (4/1922)
D 4-4-0
- D3. D2 with larger boiler (11/1912)
H 2-6-0
- H2. new design (8/1912)
- H3. H2 with larger boiler (4/1914)
- H4. 3 cylinders (3/1920)
J 0-6-0
- J4. J5 with larger boiler (5/1912)
- J23. new design (12/1914)
K 0-8-0
- K2. K1 with larger boiler (2/1914)
N 0-6-2
- N2. improved N1 with superheater (12/1920)
O 2-8-0
- O1. new design (12/1913)
- O2. O1 with 3 cylinders (5/1918)