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Home
About Us
History
FAQs
Destroyers We Support
Volunteering
Reunions
2023 National Reunion
Ship Reunions
Shipmates – Together We Served
Ships
Ship Hull Designations
This Day in Naval History
January
February
March
April
May
June
July
August
September
October
November
December
Inside a Destroyer
Early Destroyer History
Destroyers Lost or Damaged During World War II
Alphabetical List of Destroyers Lost or Damaged During World War II
Chronological List of Destroyers Lost or Damaged During World War II
Damage Photos
U.S. Navy Destroyers Damaged During World War II
U.S. Navy Destroyers Lost During World War II
How Destroyers Were Built
Bethlehem Steel Company’s Staten Island Shipyard
Shipboard Equipment (and more)
Ordnance Photos and Articles
5″/38 Twin Mount
5″/54 Single Mount
20-mm Single and Twin Mounts
3″/50 Single and Twin Mounts
The Mark 10/11 “Hedgehog” Projector
Anti-Submarine Rocket (ASROC)
The 21-in Quintuple MK 14 and MK 15 Torpedo Tubes
Gun Ammunition
Weapon A (Mark 108)
Recognition Manuals and Models
Shop
Membership
Donate
0 items
APD-21
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APD-21
Hull Number:
APD-21
