11 October 2005: added Bibliography for Western States.
16 October 2005: added Bibliography for Northeastern States.
20 October 2005: added Bibliography for Mid-Atlantic States.
24 October 2005: added Bibliography for Midwestern and Southeastern States and Territories.
24 November 2005: added Bibliography for Pacific Islands and Territories.
4 July 2005: general revisions and re-arrangement of all pages.
19 September 2005: updated and added link to George Island Post; added new link under Sitka Harbor Defenses (250th Coast Artillery Photos).
24 November 2005: added Camp Van Winkle.
9 October 2005: revised Fort Lewis (2) and Narraguinnep Fort with info provided by Nathan Barton. Added info on Town of Fortification with info also provided by Nathan Barton.
6 March 2005: slight revisions to First and Second System Forts along the coast (Long Point, Trumbull (2), Griswold (2), Hale).
23 May 2005: updated listings for Fort Saybrook, Fort Griswold (2), Fort Trumbull (2), with updated links.
7 March 2005: Added Fort at Wilmington and Wilmington Arsenal.
DISTRICT OF COLUMBIA
11 October 2005: moved Fort Greble entry from Southeast to Southwest section of city.
27 February 2005: revised entries for Fort Dallas and Key West Martello Towers. Added link on Key West Missile Defenses. Added link and revised entry for Fort Christmas.
29 August 2005: updated present status of Burnsed's Blockhouse. Added Greene's Blockhouse with info provided by George Hill.
14 March 2005: slight revisions to First and Second System Forts along the coast (Greene, Jackson, Point Peter).
8 September 2005: revised Camp Lawton.
4 July 2005: added Fort Mailekini to Hawai'i Island.
8 September 2005: slight revision to Apple River Fort.
28 April 2005: added several 1811-era settler forts in southern Indiana with info provided by Marvin Atchison.
29 August 2005: added several additional 1812-era settler forts in southern Indiana with info provided by Marvin Atchison. Added Paoli and Valeene Indian Fortifications.
25 October 2005: added Petite Fort with info provided by Chuck Brown.
10 November 2005: revised Collings' Fort and added Vienna Fort.
18 August 2005: revised Council Bluffs Forts with marker info provided by Jeff Barnes.
14 February 2005: extensive revisions and updates on all pages with info from Kentucky Historical Marker database.
5 March 2005: slight revisions to all First and Second System Forts along the coast (Sullivan (1), O'Brien, Madison, St. George (2), Webber, Edgecomb, Hunnewell's Point, Sumner, Preble, Scammel, McClary).
6 June 2005: rearranged all pages into new sections. Added Camp Coburn to North Country listings. Future additions to Mid Coast and Casco Bay listings are forthcoming.
14 June 2005: completed revisions of Casco Bay listings.
7 March 2005: slight revisions to First and Second System Forts (Madison, Severn, Horn, Warburton, McHenry).
31 July 2005: added Bear Camp, Shade Run Camp, and Martin's Camp to Western Maryland.
5 March 2005: slight revisions to First and Second System Forts along the coast (Philip, Lillie, Pickering, Lee, Sewell).
6 March 2005: slight revisions to First and Second System Forts (Independence (2), Warren (1), Charlestown Point, Gurnet Point, Acushnet). Revised Great Brewster Island Reservation (Camp Prescott).
8 September 2005: slight revision to Ward Garrison in Marlborough.
5 October 2005: revised dates for Hawk's Fort and Fort Taylor, validated by Aaron Miller.
24 March 2005: completely revised and updated entire page with new information.
24 November 2005: revised Cape Girardeau Civil War Defenses.
12 June 2005: revised listings for Fort Omaha and Fort Kearny (1), with info provided by Jeff Barnes.
23 May 2005: corrected entry for Queen's River Camp under Fort McDermit, courtesy of Doreen Robinson.
29 March 2005: added Clark's Point Redoubt, slightly revised First and Second System Forts (Constitution and Jerry's Point). Slightly revised Fort Dearborn.
17 November 2005: revised Trenton Barracks and Cape May Reservation.
1 July 2005: both pages re-arranged and revised.
7 March 2005: slight revisions to First and Second System Forts along the coast (Jay, Castle William, Wood, Gibson, South Battery (a), Castle Clinton, North Battery). Added New York City Gun Houses and Sag Harbor Gun House.
8 July 2005: added link for Rogers Island Visitor Center to Fort Edward.
8 September 2005: slight revision to Stillwater Blockhouse.
2 October 2005: revised Camp de l'Observation with new links.
14 March 2005: slight revisions to First and Second System Forts along the coast (Granville, Hampton, Johnston).
11 July 2005: added Cape Lookout Fort.
9 October 2005: added Havelock Station Blockhouse with info provided by Edward Ellis.
6 November 2005: revised Fort Wingfield (Buffalo) and added new listing for Fort Dillard, with info provided by John Collins.
31 May 2005: revised and updated Fort Abraham Lincoln (2) with info provided by Doug Quinn.
NORTHERN MARIANA ISLANDS
23 March 2005: slightly revised Fort Steuben, added new link.
28 April 2005: revised Fort Morrow and Green Camp listings with info provided by Willis Thomas.
16 August 2005: greatly expanded and revised all pages, pending verification of several sites.
25 October 2005: revised Holes' Station entry with info provided by Michael Fromholt.
10 June 2005: revised Cantonment with new info provided by John Sprunger.
21 November 2005: revised Fort Reno, and minor revisions and corrections to several other forts.
6 July 2005: general revisions and re-arrangement of both pages.
30 October 2005: updated present status of Fort Clatsop (destroyed).
10 November 2005: slight revision and new link for Fort Umpqua (1).
7 March 2005: slight revision to Fort Mifflin.
12 June 2005: minor correction to Fort Prince George (Fort Pitt).
8 July 2005: minor correction to Fort Roberdeau, including new link added.
25 and 26 July 2005: many revisions, corrections, and updates throughout Eastern and Central Pennsylvania.
31 July 2005: revisions and updates for Western Pennsylvania. Created new page for Northwestern Pennsylvania. Moved a few entries from South Central to Southwest.
7 March 2005: slight revisions to First and Second System Forts along the coast (Hamilton, Wolcott, Greene (1), Adams, Dumplings, Tonomy Hill, Howland's Ferry). Added info for possible Bristol and Newport Gun Houses.
14 March 2005: slight revisions to First and Second System Forts along the coast (Winyaw, Moultrie, Johnson, Mechanic, Pinckney, Marion). Added Charleston Arsenal (1).
2 May 2005: added Boon's Fort based on reference provided by Chuck Timmerman.
8 September 2005: revised Salkehatchie Earthworks, Fort Rutledge, Fort Ninety-Six, Camden Fort (with new link), and Oconee Station. Added Parker's Ferry Earthworks.
9 October 2005: revised Fort Meade with info provided by Nathan Barton.
26 June 2005: revised and added link for Fort Graham. Revised and added several new links for Camp Hulen. Added link for Fort Caney.
02 September 2005: re-arranged, revised, and updated pages for Northeast Texas, Southeast Texas, and Southern Texas.
06 September 2005: revised and updated Central Texas.
11 September 2005: revised and updated Western Texas, with further additions and updates to the rest of the state.
11 July 2005: revised Sevier's Station and expanded Clarksville Defenses with info provided by Steven Stewart.
17 July 2005: added Fort on Long Island and revised Fort Loudoun.
U.S. VIRGIN ISLANDS
7 March 2005: slight revisions to First and Second System Forts (Jones Point, Powhatan, Nelson, Norfolk).
20 March 2005: added Union Forts Dutton (1), Seward, and Union, and other batteries, to the Defenses of Suffolk.
6 June 2005: revised entries for Fort Trial and Fort Mayo in Henry County, with new info provided by Carol Wahl.
11 July 2005: revised Fort York, Gloucester Fort, Fort George (1), and added Cape Henry Fort.
17 July 2005: extensive revisions to Colonial Western Virginia Forts in Northwest VA and Southwest VA.
17 July 2005: revised dates for Potomac River Fort and Rappahannock River Fort. Revised Bacon's Fort. Updated status of Aquia Landing Forts.
18 September 2005: added new link for Fort Monroe (BRAC Redevelopement Program).
17 July 2005: extensive revisions to all three pages with info from West Virginia's Historical Highway Markers (2002).
27 June 2005: updated Fort Reno with correct location, with info provided by Jeff Barnes.
9 October 2005: added Bibliography for Canadian Provinces.
11 October 2005: added Fort McLaughlin and Fort Simpson.
NORTH WEST TERRITORIES
30 August 2005: added Planters' Barracks.
27 February 2005: revised Fort St. Pierre entry on Northern Ontario. The replica is no longer standing, info courtesy of Ron Hines.
PRINCE EDWARD ISLAND
16 September 2005: updated and revised.
CANADIAN SHIPS and SHIPYARDS