The Coast Defense Study Group, Inc.

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Magnificent view from a Fort Casey (Washington State Parks) fire control station in April 2006.
In the foreground is the circa-1900 seacoast fortification Battery Worth, which features two rare 10-inch guns on disappearing carriages, with Puget Sound, Port Townsend, and the Olympic Mountains behind (Photo by Steve Kobylk)

CDSG Web Site Navigator

CDSG site updates May 2008

About the Coast Defense Study Group

CDSG Message Board

CDSG Membership Application

Current CDSG Newsletters (PDF version)
CDSG Meetings & Events Calender
CDSG Press Catalog (books, back issues, conference notes)
American Seacoast Defenses: a Reference Guide SECOND EDITION
CDSG ePress PDF reprints on CD and DVD
Index/Table of Contents for CDSG News/Journal
CDSG Downloads: Membership Brochure, Posters, & Documents
The CDSG Fund (small monetary grants for preservation & interpretation projects)
CDSG representative reports (Current updates on US seacoast defense locations )
Special Offers of Privately Produced Coast Defense Publications
Special CDSG OFFER to donate 2 books to coast defense site libraries

Information on American Seacoast Defenses and the Coast Artillery Corps 

United States Seacoast Defenses a brief history
Index/Table of Contents for CDSG Publications (News/Journal)
American Seacoast Defenses: a Reference Guide SECOND EDITION
Locations of Modern US Forts and Batteries & Historic Maps
List of American Remaining Coast Artillery Artifacts
US Seacoast Defense References
The Coast Artillery Corps
The Battery Pratt Restoration Project at Fort Stevens State Park, Oregon
News from the Forts
Member WWW Links
Photo Galleries & Surviving Seacoast Artillery (UPDATED new pictures)

For more information contact

Mark Berhow berhowma@comcast.net

Members of the CDSG in action at Battery Chamberlin during the 2006 annual meeting in San Francisco
Battery Wallace, Fort Barry, Harbor Defenses of San Francisco 1930s (NARA)
Battery Prince and Battery Carr at Fort Grant in the Panama Canal Zone. The photo was taken in 1967 when Ft. Grant was the home of Battery C, 4th Battalion, 517th Artillery. Battery C was a Hawk Missile battery. The screened structure built over the mortar pits was the Battery C mess hall (Courtesy Bill Cole)

Third System seacoast defense works Battery Weed (on the shoreline) and Fort Tomkins (behind and above) at the New York harbor narrows. Photo taken February 2006 by Phil Gilson, Brooklyn, NY.

Castle Williams, a Second System fort on Governers Island in New York Harbor, circa 1870s. The flag pole to the left in the photo is in the parade ground of adjacent Fort Jay. Photo from the collection of Bill Cole.

10-inch American seacoast artillery guns on disappearing carriages on display at Fort Casey State Park, Washington State. These guns were moved here from the Philippines in the mid-1960s (Photo by Dan Rowbottom, 2003).

16 inch Navy MkIII gun on Army Proof Carriage at Aberdeen Proving Grounds (2005)

One of the 16 inch rifles of Battery Williston, Fort Weaver, in Hawaii in the 1920s. Photograph courtesy Phil Whaley (pwhaley2@cogeco.ca)

A great view of a base end station with a depression position finder (DPF) scope (courtesy of John Martini)

The crest of the "Gridiron Club" of Fort Monroe 1920 featuring the Oozlefinch

CDSG web master Mark Berhow berhowma@insightbb.com