| 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 |
| FPF | Fort Pitt Foundry, Pittsburgh PA |
| SMcM | Seyfert, McManus & Co., Reading PA |
| unknown | foundry unknown due to pitting or encrustation |
| WPF | West Point Foundry, 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 |
|---|---|---|---|---|---|---|---|
| 8-inch Columbiads, Model of 1844 | |||||||
| FPF | 43 | EH | 46 | *9205 | pitted, excavated there | ||
| FPF | 49 | EH | 46 | 9224 | recovered from casemates | ||
| 8-inch siege mortar, Model of 1840 | |||||||
| WPF | 4 | BH | *245 | 61 | 945 | ||
| 10-inch Rodman guns, Model of 1861 | |||||||
| FPF | 364 | SCL | *2820 | 65 | 14910 | ||
| FPF | 466 | SCL | *2997 | 65 | 14955 | ||
| FPF | 478 | SCL | *2990 | 65 | 14990 | ||
| FPF | 591 | CC | 3263 | 66 | 15000 | Officers' Mess | |
| SMcM | 215 | JGB | 66 | 15282 | |||
| SMcM | JGB | 66 | 15264 | perhaps 15204#? | |||
| unknown | not yet cleaned when studied | ||||||
| 10-inch Columbiads, Model of 1844 | |||||||
| WPF | 14 | JS | 587 | 53 | 15374 | recovered from casemates | |
| WPF | 26 | BH | 567 | 54 | 15412 | recovered from casemates | |
| 10-inch (300-pounder) Army Parrott rifles | |||||||
| WPF | 28 | RMH | *727 | 65 | 26910 | 15RH | |
| WPF | 29 | *RMH | *734 | 65 | *27010 | 15RH | |
| Total Civil War Cannon at Fort Taylor, FL: 14 | |||||||