Year	Type	Nos.
1912	O Class	21 - 24, 127? - 130?
1916	M Class	1 - 10, 33 - 39, 107? - 116?
1916	N Class	11 - 20, 117? - 126?
1917	P Class	25 - 32, 131? - 138?

Year	Type	Nos.
1916	M Class	8
1917	P Class	32