Updated January, 2010

01A-100	1	1750	Lamson Dairy/John Carr foundation
01A-400	1	1855	Granite post junction Windham, Derry, Londonderry
01C-210	5	1856	Schoolhouse #4 site
01C-2500	5	1855	B&M RR cattle pass
02A-1100	2	1860	George Seavey mill site
02A-348	2	Unknown	Stone structure/potato cellar
03A-955	2	1840	Site of Windham Depot post office
03B-270	8	1825	Bissell Camp; demolished
03B-209B	7	1780	Mitchell Pond dam
03B-900A	2	1724	Site of John Dinsmore farm
03B-1001	3	Unknown	Old dam at Wilson's Pond
05A-1	11 and 6	N/A	Butterfield Rock (golf course)
05A-1023	5	Unknown	Stone tomb on farm of Armstrong; destroyed in 1994. Site was originally part of 5A-1000
06C-1	11	Unknown	Stone foundation, unidentified
07A-500	12	1909	Gov. Dinsmore tablet; Searles wall
07A-501	12	1850	Parker Cemetery; Route 93
07A-602	12	1805	Jonathan Parker/S. Harris cellar; Route 93
07A-625	12	1811	John Dinsmore cellar /J. Hawkins
07A-669	7	1850	Bahan/D. Abbott cellar
07B-30	12	1775	George Wilson cellar
08A-30	8	1850	Seavey Mill and dam
08B-1	13	1850	Witch hazel factory and dam
08B-850	8	1805 est	Stone bridge over Flat Rock Brook
08B-3000	4	1853	Schoolhouse #7 site
08B-4300	8	N/A	Windham Town Forest; includes other sites
08B-5715	4	1760	McKeen cellar
08C-20	13	1850	Brown's Mill pond and dam
08C-38	13	Unknown	Underground cellar for storage of Gould Witch Hazel
08C-101	13	N/A	Area of Town's earliest settlement
08C-102	13	1848	Cole's granite quarry (RR)
09A-500		1808	Clark Farm
09A-1300	5	1850	Site of Cromwell farmhouse; razed 1987
09A-1700	9	1750	W. Campbell (site of "Poor Farm")
09A-2400	9	1733	Henry Campbell mill site; Beaver Brook dam
11A-475	16	1857	Schoolhouse #6 site
11A500	16	1861	D.C. Anderson site (razed )
11A-590	16	1861-est	Town pound- relocated 1861
11A-700	11	Unknown	Site of Victorian Sidehall house; with attached barn
11C-1	11	Unknown	Site of JH Dinsmore
11C-12	17	1850	Dinsmore foundation
11C-125	17	N/A	Indian Rock
11C-300	12	1750	Dinsmore/Parker cellar; Handschumaker
11C-1000	16	1811	Site of center chimney cape built by Rev Samuel Harris; demolished 12/11/1986 to construct Village Green
11C-1010	16	c.1826	Razed 1997 for shops; 29 Indian Rock Rd
11C-1101	16	1740	Nail factory site; site of saw mill/dam 1775; site of tannery 1824 (Alexander Park)
12A-21	12	1900	Handschumaker (German hotel)
12A-500	12	c.1900	Searles Wall and tower
12A-500A	12	N/A	Catamount Rock; many large surface stones
12A-532	17	1730	Lt. Samuel Morrison site
13C-1	12	1745	Robert Dinsmore site
13C-121	13	1740	John Cochrane site; stone arch bridge
13D10	18	1800	Simeon Duston site
13D-30	13	1800 est	J.N. Brown site
13D-120		1785	Libbeus Gordon house and barn; demolished for new Route 111
13K-37A	13	N/A	Earth berms
14A-1	9	1824	James Nichols - site of store
14A-5	9	1854	D. Abbott
14A-6	9	1850	Edward Titcomb site
14B-1500			1794 London Bridge Road and causeway
14B-1700			Built by men and teams of oxen
14B-2200			Road reconstructed 2008/2009
14B-2300			Still called London Bridge Rd
14B-2400
14B-3200	14	1750	Willam Gregg site
16B 28	16	N/A	Indian site; hammerstone found on shore of Cobbetts Pond
16L-350	16	Unknown	Collins Brook Bridge; Collins Brook Road
16L400		1857	Original schoolhouse #6
16P-370	16	N/A	Site of charcoal mounds
17G-26	17	1735	Alexander Park site
17H-1		c.1826	Originally was Bradley's store then Klemm's Country Store; burned 1997; now McDonalds and Mobil
17I-300	17	1830	John Brown site
17I-400		18th century	Site of Johnson's barn; demolished c. 2003
17J-310	17	N/A	Pulpit Rock/Crow's Nest - Cobbetts Pond
18L-303		1945	Hemeon's Garage; Ernie's garage; razed 2008
18L-502	18	1915	Stone Arch Bridge on Canobie lake
18L-650	18	1850	Granite State Grove on Canobie Lake encompasses thru 18L-675
19A-120	14	Unknown	Beaver Brook bridge/Bridle Bridge Road
19A-300	14	1772	Deacon John Anderson site
19B-100	14	1852	Rei Hills site
19B-2000	19	1820	Wm. Campbell site
19B-2010	19	1850	G.C. Webster cellar
19B-3005	19	1747	George Davidson site/stone dam
19B-4001	23	1750	Beaver Brook bridge/dam at Castle Hill Rd
20B-60	24	18th century	Hadley cellar; filled in
20B-64	24	1837	Artemis Baldwin site
20D-300	16	1850	Site of H.Anderson house; razed 1996
20D-800	16	1857	Site of Schoolhouse #6
20D-350			Gage Lands
20D-1550
20D-1800
20D-2000
20D-1600			Sheep pens
21A-35	20	1790/1833	Fessenden's Mill and dam site
21B-42	25	1820	John Emerson site
21C-10	20	NA	Indian site/arrowhead found in garden
21C-152	21	NA	Indian family site/stone tools and pottery
21C-3	20	1868	F.A.Varnum cellar; filled in
21C-85	21	1853	Schoolhouse #2 site
21D-1	20	1852	Post office site; also Golden Brook Bridge and Fessenden's mill and dam site
21D-3	20	NA	Fessenden's Mill Pond (in use)
21D-106	21	1839	Rev. Calvin Cutler site
21D-150	21	Unknown	Golden Brook Bridge Cobbetts Pond Road
21H-3	21	NA	Indian site; stone tools and pottery on shore
21H-25	21	1840	John Hall site
21K-49	21	NA	Turtle Rock on shore of Cobbetts Pond
21K-70B	22	Unknown	Site of potash factory
21K-150	21	1753	Cemetery on the Hill; site of original church; first burial 1753
21U-100	21	Unknown	Collins Brook Bridge/Cobbetts Pond Road Cemetery on the Plains; site of first burial 1749
21W-3	21	Unknown	Cobbetts Pond dam
22R-5	21	1855	George Copp site
22R-900	22	1926	Site of Griffin Farm bungalow & standard apple tree
22R-1000	22	1753	Deacon Gauin Armor site
22R-1700	17	1733	J.W. Dinsmore
24D-251	24	Unknown	Golden Brook Bridge Moeckel Road
24E1	24	Unknown	Golden Brook Bridge Rock Pond Road
24F-150	20	NA	Mount Ephraim (ref: Morrison History)
24G-100	25	1872	Guidepost at Range and Simpson Roads
24G101	24	Unknown	Golden Brook Bridge Range Road
25C-250	27	1788	Site of Simpson's Mill and dam
25D-6	24	1788	T.W. Simpson cellar; burned 1864 (filled in)
25D-15	25	NA	Indian garden site; stone hoe found; (100BC)
25D-28	25	NA	Indian site; site hoe found near spring
25-E-6	27	1750	George Simpson site; well and mill
25-E-10	27	c.1830	Thomas Sargent cellar; run over by a load of wood; Deer Leap
25G-50	25	c.1776	John Simpson cellar and well before 1776 partially filed in
25R-100	25	c. 1785	Daniel McIlvaine cellar; stonecutter; d. 1785
25R-101	25	1750	Templeton and B.O. Simpson cellar (filled in)
25R-300	25	c.1776	John Simpson cellar and well before 1776 Local Historic District (at old landfill site)
25R-802	25	Unknown	Site of Corliss brickyard; Fletcher's Corner
25R-900	25	1750	Joseph Corliss cellar
25R-1100		Unknown	Possibly O'Toole cellar; Windham/Pelham TL
25R-6000			Town Conservation Land
13A-40		1925	Vernacular 20th century house
13B-60		c.1895	Sidehall farmhouse; originally 18 acre farm
13B-77		1931	Walter's house and garage. Was one of 3 garages in town; later antique shop
13D-60		1930	Distinctive cobblestone foundation

Note: These last 4 properties were lost to Route 28 and Route 111 expansion and by-pass