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refer to record number 15081
| Designation: | 10in Light Mortar M1840 |
| Model: | 10in Siege Mortar M1840 |
| Identification No: | Alger 06: US |
| Designed by: | US Army Ordnance Department |
| Built at: | Alger, Cyrus and Company |
| Boston, Massachusetts, USA | |
| Year : | 1842 |
| Inspector: | James Wolfe Ripley (JWR) 1835-55 |
| foundry no.: | |
| weight: | 1,832 lbs |
| Item Category: | Artillery, Mortar |
| Memorial Information | |
| Owner: | US National Park Service |
| Current Status: | Static Display | |
| Access: | Free Outdoor | |
| Location: | Fort Point National Historic Site | |
| 201 Marine Dr | ||
| San Francisco, California, USA | ||
| Lat/Long | 37.810587-122.477143 | Click here to see location in Google Maps |
Reference Documents / websites: |
| The Big Guns, pg 255: C145, 02 |
| Click here to see our reference list |
Last update to record: 2026-02-01