Template:FtColumbiaBatteryOrd
| No. | Caliber | Length | Model | Serial No. | Manufacturer | Carriage | Service Dates | Notes | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8" Rifle | 278.5" | M1888 MI | 20 | Watervliet | Disappearing Carriage L.F., M1896, #1, P.M. Tool Co. | 1902-1942 | ||
| 2 | 8" Rifle | 278.5" | M1888 MI | 23 | Watervliet | Disappearing Carriage L.F., M1896, #10, P.M. Tool Co. | 1902-1942 | ||
| 3 | 8" Rifle | 278.5" | M1888 MII | 44 | Watervliet | Disappearing Carriage L.F., M1896, #32, Lake E. Enge. Wks. | 1902-1942 | ||
| Source: RCW Form 1, 30 Jun 1921 | |||||||||