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2023 CDSG Conference materials (click links to download zip files of documents) Updated March 22, 2023

download zip file with all the CDSG documents on the Harbor Defenses of Portland (Caution large file 1.3 GB): Portland-Kennebec.zip

Or download by sets:

Long Island Military Reservation /private /KK

unnamed / 2-3″ / P / 1942-1943 / gunblocks covered
AMTB 965 / 2-90 mm / F / 1943-1946 / one gun block built over
AMTB 966 / 2-90 mm / F / 1943-1946

Other locations /KK

unnamed / 2-3″ / P / 1942-1944 / Great Chebeague Island
AMTB 969 / 2-90 mm / F / 1943-1946 / Great Chebeague Island, buried
AMTB 970 / 2-90 mm / F / 1943-1946 / Bailey Island, one gun block covered

FORT LYON /Cow Island /1896 /private /KK

Bayard / 3-6″ / DC / 1907-1917
Abbot / 3-3″ / P / 1909-1946

FORT McKINLEY /Great Diamond Island /1896/ private /MD, MC /KKKKK

Ingalls / 8-12″ / M / 1904-1942
Berry /2-12″ /DC /1901-1943
Thompson /3-8″ /DC /1902-1942
Weymouth /3-8″ /DC /1901-1942
Honeycutt /2-8″ /DC /1901-1942
Acker /2-6″ /DC /1902-1943
Carpenter /2-6″ /P /1906-1947
Farry /2-3″ /MP /1902-1920
Ramsey /2-3″ /MP /1902-1920

Peaks Island Military Reservation /private /MC /KK

Steele (#102) / 2-16″ / CBC / 1945-1948
Cravens (#203) / 2-6″ / SBC / 1945-1948 / built on
unnamed / 2-3″ / P / 1942-1943 / one gun block covered
AMTB 963 / 2-90 mm / F / 1943-1946
AMTB 964 / 2-90 mm / F / 1943-1946 / buried/destroyed

Jewell Island Military Reservation /state prop /KK

#202 / 2-6″ / SBC / 1944 / NC
AMTB 967 / 2-90 mm / F / 1943-1946
AMTB 968 / 2-90 mm / F / 1943-1946

FORT LEVETT /Cushing Island /1903 /private /KKKK

Foote /2-12″ /BCLR /1924-1948 /casemated-WWII
Bowdoin /3-12″ /DC /1903-1943
Kendrick /2-10″ /DC /1903-1942
Ferguson /2-6″ /P /1906-1947
Daniels /3-3″ /MP 1/903-1920 /partially buried
AMTB 962 /2-90 mm /F /1943-1946

FORT PREBLE /Spring Point /1808 /state school /KKK

Kearny /8-12″ /M /1901-1942 /buried
Chase /8-12″ /M /1901-1942 /buried
Rivardi /2-6″ /DC /1906-1918
Mason /1-3″ /P /1906-1942 /gun moved to new position 1942
Mason II /1-3″ /P /1942-1946 / destroyed

FORT WILLIAMS /Cape Cottage /1898 /city park /MD, MC /K

Blair /2- 12″ /DC /1903-1943 /partially buried
Sullivan /3- 10″ /DC /1898-1938 /buried
DeHart /2 -10″ /DC /1898-1942 /buried
Garesche /2- 6″ /DC /1906-1917
Hobart /1- 6″ /A /1900-1913
Keyes /2 -3″ /P /1905-1946
AMTB 961 /2 90 mm /F /1943-1946 /one gun block covered

Cape Elizabeth Military Reservation state park KK

#101 /2- 16″ /CBC /NB /location not in park but nearby
#201 /2- 6″ /SBC /194? /NA

Biddleford Military Reservation /private? /K

unnamed /4- 155 mm/ PM
Portland, ME: 1921 Maps PDF (573K)13 pages $0.65/ 1935 Maps PDF (256K) 7 pages $0.35
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