Built 1841

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1841 Goshen Courthouse (Orange County, New York)
Academy of Newark (New Castle County, Delaware)
Archer House Hotel (Clark County, Illinois)
Abe Lincoln Slept Here
Ashland (Ascension Parish, Louisiana)
Bagatelle Plantation House (Iberville Parish, Louisiana)
Beech Grove Cemetery (Delaware County, Indiana)
Bingham House (Livingston County, Michigan)
Blithewood Gate House (Dutchess County, New York)
Hexagon House part of Bard College
Bogert Covered Bridge (Lehigh County, Pennsylvania)
Bond District (Hawaii County, Hawaii)
Bridge in Albany Township (Berks County, Pennsylvania)
Brook Farm (Suffolk County, Massachusetts)
Buffalo Bill Boyhood Home (Park County, Wyoming)
Bykenhulle (Dutchess County, New York)
Calliham Plantation House (Avoyelles Parish, Louisiana)
CHARLES W. MORGAN (New London County, Connecticut)
Coateswood (Newberry County, South Carolina)
Cock--Cornelius House (Nassau County, New York)
Colora Meetinghouse (Cecil County, Maryland)
Cornwell Inn (Chester County, South Carolina)
Corral de Piedra (San Luis Obispo County, California)
County Bridge No. 54 (Montgomery County, Pennsylvania)
Stone arch bridge over Wissahickon Creek on Morris Road near Fort Washington, PA
Dexter Universalist Church (Jefferson County, New York)
Dinsmore House (Boone County, Kentucky)
Dr. John B. Seavey House and Cemetery (Sampson County, North Carolina)
Dr. John Owen Campbell House (Wilson County, Tennessee)
Eastside Historic Cemetery District (Wayne County, Michigan)
Ellen Glasgow House (Richmond, Virginia)
Exchange Building (Petersburg, Virginia)
Fairview Cementary (Floyd County, Indiana)
2nd cementary in New Albany Indiana
Falls Village District (Litchfield County, Connecticut)
Five Islands Baptist Church (Sagadahoc County, Maine)
Flanders House (Will County, Illinois)
Follen Community Church (Middlesex County, Massachusetts)
Fort Livingston (Jefferson Parish, Louisiana)
Gardiner Wright Mansion (Sussex County, Delaware)
Genesee County Courthouse (Genesee County, New York)
Georgetown University Astronomical Observatory (Washington, District of Columbia)
Gorham Covered Bridge (Rutland County, Vermont)
Greek Orthodox Church (Middlesex County, Massachusetts)
Greenmead Farms (Wayne County, Michigan)
Hale, Edward Everett, House (Suffolk County, Massachusetts)
Henry Perviance Peers House (Mason County, Kentucky)
Hock Farm (Sutter County, California)
Hodge Cobblestone Barn (Wyoming County, New York)
Cobblestone Barn
Holy Angels Church (Erie County, Ohio)
Hood Octagonal School (Delaware County, Pennsylvania)
Hovey--Winn House (Middlesex County, Massachusetts)
Hunt House (Kane County, Illinois)
Huntington Village Historic District (Hampshire County, Massachusetts)
Iredell P. Vaughan House (Greene County, Alabama)
Jacob Hayes House (Chester County, Pennsylvania)
Jason Lee House (Marion County, Oregon)
John Street Methodist Church (New York County, New York)
Johnson County Courthouse (Johnson County, Missouri)
Lee County Courthouse (Lee County, Iowa)
Levi Prewitt House (Scott County, Kentucky)
Lloyd Street Synagogue (Baltimore, Maryland)
Lock 23 (Enlarged Erie Canal) (Schenectady County, New York)
Lock 29 (Enlarged Erie Canal) (Montgomery County, New York)
Double-chamber lock on the enlarged Erie Canal with a lift of 7.72 feet.
Los Coches Rancho (Monterey County, California)
Lowell Cemetery (Middlesex County, Massachusetts)
Magnolia Vale (Hinds County, Mississippi)
Martin Van Buren National Historic Site (Columbia County, New York)
Mays Landing Presbyterian Church (Atlantic County, New Jersey)
McCraw Cemetery (Pulaski County, Arkansas)
McGovney--Yunker Farmstead (Will County, Illinois)
Medina County Courthouse (Medina County, Ohio)
Methodist Mission Parsonage (Marion County, Oregon)
Moraga Adobe (Contra Costa County, California)
Munroe-Goolsby House (Bibb County, Georgia)
Muskingum River Lock No. 10 And Canal (Muskingum County, Ohio)
Nisbet Homestead Farm (De Kalb County, Illinois)
Norridgewock Free Public Library (Somerset County, Maine)
North Becket Village Historic District (Berkshire County, Massachusetts)
North Yarmouth Academy (Cumberland County, Maine)
Ogden Mallory House (Erie County, Ohio)
Old Stone Church (St. Louis County, Missouri)
Old Sugar Mill of Koloa (Kauai County, Hawaii)
Oregon Trail Ruts (Platte County, Wyoming)
Oregon Trail, Wells Springs Segment (Morrow County, Oregon)
Pendleton Heights (Brooke County, West Virginia)
Peter Wise House (Holmes County, Ohio)
Pomfret Town House (Windham County, Connecticut)
Presbyterian Parsonage (Franklin County, Ohio)
Former parsonage now used as a private residence
President's Mansion (Tuscaloosa County, Alabama)
Rhodes Mill (Windham County, Connecticut)
3 1/2 story brick mill with stair tower centered on end wall in Putnam.
Riverside Farm (Nelson County, Virginia)
Robert Culbertson House (Miami County, Ohio)
Russell, Charles, House (Middlesex County, Massachusetts)
Samuel Brown House (Putnam County, Indiana)
Samuel Harper Stone House (Guernsey County, Ohio)
Senior Hall (Boone County, Missouri)
Spring Hill Methodist Church (Barbour County, Alabama)
St. John's Episcopal Church (Jefferson County, New York)
St. John's Episcopal Church (Monroe County, New York)
St. Paul's Roman Catholic Church (Craven County, North Carolina)
St. Peter-In-Chains Cathedral (Hamilton County, Ohio)
Sterling Block-Bishop Arcade (Fairfield County, Connecticut)
Stone School (Rockingham County, New Hampshire)
Susina Plantation (Grady County, Georgia)
Symmes, Stephen, Jr., House (Middlesex County, Massachusetts)
Tavener-Sears Tavern (Muskingum County, Ohio)
Tredegar Iron Works (Richmond, Virginia)
Tuthill, Jesse and Ira, House (Suffolk County, New York)
Union Bank (Leon County, Florida)
Union Church (Cumberland County, Maine)
Valley Cemetery (Hillsborough County, New Hampshire)
Vienna Historic District (Dooly County, Georgia)
Vinton--Torrey House (Worcester County, Massachusetts)
Wehr Covered Bridge (Lehigh County, Pennsylvania)
West Cornwall Bridge (Litchfield County, Connecticut)
Westview (Morgan County, Alabama)
Antebellum Plantation House - A Private Residence
William Burt House (Cuyahoga County, Ohio)
William Denison House (Muskingum County, Ohio)
William Johnson House (Adams County, Mississippi)
William P. Sloan House (Waukesha County, Wisconsin)
The first stone building constructed in Waukesha
Williams, Austin F., Carriagehouse and House (Hartford County, Connecticut)
Winterville Historic District (Clarke County, Georgia)
Wolfeboro Centre Community Church (Carroll County, New Hampshire)
Woodward House (Green County, Kentucky)
Wyeth, John, House (Middlesex County, Massachusetts)