| No.
|
Caliber
|
Length
|
Model
|
Serial No.
|
Manufacturer
|
Carriage
|
Service Dates
|
Notes
|
| A-1
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
43
|
Builders
|
Mortar M1891, 22, Builders
|
1900-1920
|
|
| A-2
|
12" Mortar Rifle
|
129"
|
M1886
|
|
29
|
Builders
|
Mortar M1891, 26, Builders
|
1900-1920
|
|
| A-3
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
38
|
Builders
|
Mortar M1891, 21, Builders
|
1900-1920
|
|
| A-4
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
39
|
Builders
|
Mortar M1891, 23, Builders
|
1900-1920
|
|
| B-1
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
47
|
Builders
|
Mortar M1891, 51, Builders
|
1900-1920
|
|
| B-2
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
46
|
Builders
|
Mortar M1891, 40, Builders
|
1900-1920
|
|
| B-3
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
44
|
Builders
|
Mortar M1891, 45, Builders
|
1900-1920
|
|
| B-4
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
35
|
Builders
|
Mortar M1891, 47, Builders
|
1900-1920
|
|
| C-1
|
12" Mortar Rifle
|
129"
|
M1886
|
|
8
|
Builders
|
Mortar M1891, 34, Builders
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| C-2
|
12" Mortar Rifle
|
129"
|
M1886
|
|
6
|
Builders
|
Mortar M1891, 32, Builders
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| C-3
|
12" Mortar Rifle
|
129"
|
M1886
|
|
7
|
Builders
|
Mortar M1891, 33, Builders
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| C-4
|
12" Mortar Rifle
|
129"
|
M1886
|
|
5
|
Builders
|
Mortar M1891, 31, Builders
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| D-1
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
40
|
Builders
|
Mortar M1891, 51, Robert Poole
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| D-2
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
42
|
Builders
|
Mortar M1891, 40, Robert Poole
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| D-3
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
36
|
Builders
|
Mortar M1891, 45, Robert Poole
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| D-4
|
12" Mortar Rifle
|
129"
|
M1886M
|
|
53
|
Builders
|
Mortar M1891, 47, Robert Poole
|
1900-1920
|
Re-designated p/o Battery Warner 1902
|
| Source: RCW Form 1, 1 Mar 1920
|