| Abbreviations and Symbols | |
|---|---|
| * | Datum following inferred from contemporary documents |
|   | |
| REG# | Army or Navy Registry Number |
| INSP | Initials of inspecting ordnance officer or other inspector |
| FDY# | Foundry number (founder's own internal control number) |
| GRVS | Number of rifling grooves, Right or Left hand twist |
| YR | Year cannon was completed and/or inspected |
|   | |
| Ames | N.P. Ames, J.T. Ames or Ames Mfg Co., in MA |
| Columbia | Columbia Foundry, Georgetown DC |
| Fawcett | Fawcett, Preston & Co., Liverpool, England |
| FPF | Fort Pitt Foundry, Pittsburgh PA |
| Low Moor | Low Moor Iron Co., England |
| Manchestr | Manchester Ordnance & Rifle Co. |
| Mersey | Mersey Iron Works, England |
| Tredegar | Tredegar Foundry, Richmond VA |
| unknown | foundry not marked or markings unreadable |
| USNYW | U.S. Navy Yard, Washington DC |
| Vienna | cannon made in Vienna, Austria |
| WPF and WPFA | West Point Foundry [Association], Cold Spring NY |
Listings are in bore size order. Within a given bore size, the sequence is guns, howitzers, and rifles. With each of these, the order is field, then siege.
| FOUNDRY | REG# | INSP | FDY# | YR | WEIGHT | GRVS | COMMENTS |
|---|---|---|---|---|---|---|---|
| 2.75-inch Whitworth breechloading rifle | |||||||
| Manchestr | 46 |   |   | 61 |   | 6RH | captured near Ft. Fisher |
| 2.75-inch Whitworth muzzleloading rifle | |||||||
| Manchestr | 115 |   |   | 63 |   | 6RH |   |
| 2.9-inch (10-pounder) Confederate navy Parrott rifle | |||||||
| Tredegar |   |   |   |   |   | 3RH | with underloop |
| 2.9-inch Blakely rifles, Ripley Type 10 | |||||||
| unknown |   |   |   |   |   |   | Quarters H |
| unknown |   |   |   |   |   |   | Quarters H |
| 3.4-inch Wiard puddled wrought-iron rifled boat howitzers | |||||||
| unknown | B |   |   | 61 | 785 | 12LH | w/underhammer |
| unknown | C |   |   | 61 | 783 | 12LH |   |
| 6-pounder bronze field gun, Model of 1838 | |||||||
| Ames |   | JWR |   | 40 | 688 |   |   |
| 3.74-inch Austrian bronze field rifles | |||||||
| Vienna | 31 |   |   | 43 |   | 6RH |   |
| Vienna | 815 |   |   | 43 | 706 | 6RH |   |
| Vienna | 142 |   |   | 52 | 732 | 6RH |   |
| Vienna | 242 |   |   | 54 | 715 | 6RH |   |
| 3.67-inch (20-pounder) Navy Parrott rifle | |||||||
| WPF | 84 |   |   | 61 | 1695 | 5RH |   |
| 4.0-inch Blakely rifle, Ripley Type 7 | |||||||
| Fawcett | 136 |   |   | 62 |   | 6RH | inverted "136" on muzzle |
| 4.0-inch bronze Dahlgren rifle, light | |||||||
| USNYW | 76 | WNJ | CH | 65 | 1352 | 3RH | "CH" in diamond |
| 4.2-inch iron Sawyer rifle | |||||||
| Alger | 13 |   |   | 56 |   | 6RH | recaptured at Elizabeth City |
| 12-pounder bronze Navy mountain howitzers, Model of 1835 | |||||||
| Alger | USN1 | AAH |   | 47 | 201 |   |   |
| Alger | USN2 | AAH |   | 47 | 202 |   |   |
| 12-pounder bronze Dahlgren boat howitzer, small | |||||||
| USNYW | 19 | WNJ | AA | 64 | 305 |   | "AA" in diamond, U.S. Marine Corps Museum |
| 12-pounder bronze Dahlgren boat howitzer, light | |||||||
| USNYW | 168 | FMR | HO | 71 | 425 |   | "HO" on muzzle face, no diamond |
| 4.62-inch banded iron rifle, model unknown | |||||||
| unknown |   |   |   |   |   | 5RH | no rimbases, 4.5" diam trunnions |
| 5.0-inch Whitworth Navy rifle | |||||||
| unknown |   |   |   |   |   | 6RH | "WHITWORTH" is only marking |
| 24-pounder bronze field howitzer, Model of 1841 | |||||||
| Alger | 11 | BH | 642 | 58 |   |   | foundry no. stamped on left rimbase |
| 6.25-inch Blakely rifle | |||||||
| Low Moor |   |   |   | 56 | 10664 | 8RH | rifled British 32-pdr of 32 cwt |
| FOUNDRY | REG# | INSP | FDY# | YR | WEIGHT | GRVS | COMMENTS |
| 32-pounder seacoast gun, Model of 1829, banded and rifled | |||||||
| Columbia | 289 | WJW |   | 34 | 7540 | 7RH | from Ft. DeRussy |
| 32-pounder chambered Navy cannon, 27 hundredweight | |||||||
| WPFA | 122 | GAM |   | *46 | 27-3-10 |   | knob off |
| 32-pounder chambered Navy cannon, 33 hundredweight | |||||||
| FPF | 16- | ASM |   | 46 | 33-2-0 |   | "C" stamped over anchor (condemned) |
| Tredegar | 200 | GAM | 359 | 46 | 33-3-15 |   | "359" on muzzle face |
| FPF | 262 | JSC |   | 47 | 33-1-20 |   |   |
| FPF | 295 | JSC |   | 47 | 33-1-26 |   |   |
| 32-pounder chambered Navy cannon, 57 hundredweight | |||||||
| Tredegar | 733 | CWS | 642 | 52 | 58-l- 1 | 7RH | "642" on muzzle, served on TEAZER |
| 32-pounder Treadwell guns | |||||||
| unknown | 1 |   |   | 44 |   |   |   |
| unknown | 2 |   |   | 44 |   |   |   |
| 6.4-inch singled banded Brooke rifles | |||||||
| Tredegar |   |   | 1587 | 62 | 9110 | 7RH | served on CSS ATLANTA |
| Tredegar |   |   | 1610 | 62 | 9120 | 7RH | served on CSS ATLANTA |
| 6.4-inch double banded Brooke rifles | |||||||
| Tredegar |   | ADB | 1711 | 63 | 10675 | 7RH | served on CSS TENNESSEE |
| Tredegar | 35 | ADB | 1714 | 63 | 10790 | 7RH | served on CSS TENNESSEE |
| Tredegar | 47 | ADB | 1841 | 63 | 10680 | 7RH | marked "R.N.O.W.," on CSS TENNESSEE |
| 42-pounder seacoast gun, Model of 1845 | |||||||
| Bellona | 24 | BH | 24 | 60 | 8590 |   | captured in 1862 on Potomac River |
| 7-inch singled banded Brooke rifles | |||||||
| Tredegar |   | ADB | 1652 | 62 | 15162 | 7RH | served on CSS ATLANTA |
| Tredegar | 40 | ADB | 1740 | 63 | 15315 | 7RH | served on CSS ATLANTA |
| 7-inch double banded Brooke rifle | |||||||
| Selma | S 10 |   | S 10 |   |   | 7RH | served on CSS TENNESSEE |
| 7-inch Blakely navy rifle | |||||||
| Faw-Pres | 37 | JDB | 80 | 61 |   | 9RH | served on CSS FLORIDA |
| 7.5-inch Blakely navy rifle | |||||||
| Low Moor |   |   |   | 61 | 10759 | 12RH | rfld & bndd British 42-pdr of 67 cwt |
| 8-inch siege howitzers, Model of 1840, possibly Confederate | |||||||
| unknown |   |   |   |   |   |   | damaged |
| unknown |   |   |   |   |   |   | tiny "62," captured 25 Dec 1863 |
| IX-inch Dahlgren shell gun | |||||||
| Alger | 378 | TAH | 1344 | 62 | 9210 |   | 806# preponderance |
| 10-inch double banded Brooke smoothbore gun | |||||||
| Tredegar | 57 | ADB | 1923 | 64 | 21140 |   | 890# pre., "57" on left trunnion |
| 12-inch Stockton navy smoothbore gun | |||||||
| Mersey |   |   |   | 45 | 16800 |   | "The Mersey Gun" |
| Total Civil War cannon at U.S. Navy Yard, Washington DC: 49 | |||||||
| NOTE: There are also 17 Civil War cannon at Fort Leslie J. McNair and 27 others at various Washington DC locations | |||||||
