Empl
No
|
Caliber
Type
|
Barrel
Length
|
Model
|
Serial
No
|
Manufacturer
|
Carriage
|
Service
Dates
|
Notes
|
| A-1
|
12" Mortar
|
129.25"
|
1890MI
|
|
32
|
Builders
|
Mortar, M1896MI, #121, Am. Hoist & D. Co.
|
1899-1942
|
|
| A-2*
|
12" Mortar
|
129.25"
|
1890MI
|
|
29
|
Builders
|
Mortar, M1896MI, #124, Am. Hoist & D. Co.
|
1899-1917
|
To Battery Guenther 1917
|
| A-3
|
12" Mortar
|
129.25"
|
1890MI
|
|
50
|
Watertown
|
Mortar, M1896MI, #122, Am. Hoist & D. Co.
|
1899-1942
|
|
| A-4*
|
12" Mortar
|
129.25"
|
1890MI
|
|
35
|
Builders
|
Mortar, M1896MI, #123, Am. Hoist & D. Co.
|
1899-1917
|
To Battery Guenther 1917
|
| B-1
|
12" Mortar
|
129.25"
|
1890MI
|
|
51
|
Watertown
|
Mortar, M1896MI, #237, Am. Hoist & D. Co.
|
1899-1942
|
|
| B-2*
|
12" Mortar
|
129.25"
|
1890MI
|
|
48
|
Watervliet
|
Mortar, M1896MI, #119, Am. Hoist & D. Co.
|
1899-1917
|
To Battery Guenther 1917
|
| B-3
|
12" Mortar
|
129.25"
|
1890MI
|
|
34
|
Watertown
|
Mortar, M1896MI, #133, Am. Hoist & D. Co.
|
1899-1942
|
|
| B-4*
|
12" Mortar
|
129.25"
|
1890MI
|
|
52
|
Watervliet
|
Mortar, M1896MI, #120, Am. Hoist & D. Co.
|
1899-1917
|
To Battery Guenther 1917
|
| Source: Coastal Defense Study Group
|