| 1 | A | B | C | D | E |
| --- | --- | --- | --- | --- | --- |
| 2 | Fort Revere - Endicott period |  |  |  |  |
| 3 | Name | No. of guns | Gun type | Carriage type | Years active |
| 4 | Ripley | 2 | 12-inch gun M1888 | barbette M1892 | 1901-1943 |
| 5 | Sanders | 3 | 6-inch gun M1903 | disappearing M1903 | 1903-1943 |
| 6 | Pope | 3 | 6-inch gun M1903 | disappearing M1903 | 1903-1917 |
| 7 | Field | 2 | 5-inch gun M1897 | balanced pillar M1896 | 1901-1917 |
| 8 | Antiaircraft Battery 1 | 3 | Unknown, possibly 3-inch gun M1917 | Unknown, possibly AA pedestal | 1936-1945 |
| 9 | AMTB 941 | 4 | 90 mm gun | 2 fixed M3, 2 towed | 1943-1946 |

Question: What was Fort Revere's latest addition to their artillery?
Answer: A battery of four 90 mm guns known as AMTB 941 was built in Fort Revere in 1943.