Built 1847

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Alabama State Capitol (Montgomery County, Alabama)
Albert R. Fox House (Rensselaer County, New York)
Alcatraz (San Francisco County, California)
Alexander B. Griffin House (Portage County, Ohio)
Allegheny Baptist Church (Venango County, Pennsylvania)
Amelia Bloomer House (Seneca County, New York)
American Printing Co. and Metacomet Mill (Bristol County, Massachusetts)
Ames Manufacturing Company (Hampden County, Massachusetts)
Asa and Caroline Wing House (Oswego County, New York)
Banfill Tavern (Anoka County, Minnesota)
Bannister, Emory, House (Worcester County, Massachusetts)
demolished in 1981
Baptist Church (Des Moines County, Iowa)
Barrett-Faulkner House (Anson County, North Carolina)
Battery Weed (Richmond County, New York)
Beckley Furnace (Litchfield County, Connecticut)
Bellevue (Leon County, Florida)
Bellevue Cemetery (Essex County, Massachusetts)
Benjamin McCann House (Fayette County, Kentucky)
Bigelow Carpet Mill (Worcester County, Massachusetts)
Blake House (Buncombe County, North Carolina)
Bluff Street Historic District (Rock County, Wisconsin)
Boston Athenaeum (Suffolk County, Massachusetts)
Bowers School (Worcester County, Massachusetts)
Bradford County Courthouse (Bradford County, Pennsylvania)
Bragg-Mitchell House (Mobile County, Alabama)
Bridesburg School (Philadelphia County, Pennsylvania)
Brooks, John, House (Worcester County, Massachusetts)
Brooks, Solomon Neill House (Bullitt County, Kentucky)
Buckingham, William A., House (New London County, Connecticut)
Buford-Carty Log House (Reynolds County, Missouri)
Buford-Carty Log House (Reynolds County, Missouri)
Buford-Carty Log House
Bumpas-Troy House (Guilford County, North Carolina)
California Hill (Keith County, Nebraska)
Camden County Courthouse (Camden County, North Carolina)
Campo de Cahuenga (Los Angeles County, California)
Cassina Point (Charleston County, South Carolina)
Center Building of East Louisiana State Hospital (East Feliciana Parish, Louisiana)
Charles McLaran House (Lowndes County, Mississippi)
Charlton Hall Plantation House (Laurens County, South Carolina)
Childress-Ray House (Rutherford County, Tennessee)
Christ Episcopal Church (St. Tammany Parish, Louisiana)
Clark-Brown House (Rock County, Wisconsin)
Clinton Hall (Tompkins County, New York)
Cody Homestead (Scott County, Iowa)
Coggin, Gilman, House (Middlesex County, Massachusetts)
Craig Ashurst House (Jessamine County, Kentucky)
Dallas Historic District (Gaston County, North Carolina)
Daniel R. Wright House (Greene County, Alabama)
David Van Buren House (Oswego County, New York)
Delavan's Circus Heritage (Walworth County, Wisconsin)
Delavan claims to be the circus capital of the world
Dominie Henry P. Scholte House (Marion County, Iowa)
Dr. Leonard Hall House (Demolished) (Lenawee County, Michigan)
Elsah Historic District (Jersey County, Illinois)
Ely, Homestead (Tippecanoe County, Indiana)
Emigration Canyon (Salt Lake County, Utah)
Emporium (Calhoun County, Michigan)
Eureka Masonic College (Holmes County, Mississippi)
Evergreen Cemetery (Washington County, Arkansas)
Evergreen Cemetery (Campbell County, Kentucky)
First Universalist Church (Barnstable County, Massachusetts)
First Universalist Church of Olmsted (Cuyahoga County, Ohio)
Fort Clinch (Nassau County, Florida)
Fort Jefferson National Monument (Monroe County, Florida)
Fort Tompkins Quadrangle (Richmond County, New York)
Fowler--Loomis House (Oswego County, New York)
Franklin College-Old Main (Johnson County, Indiana)
French, Daniel, School (Middlesex County, Massachusetts)
Fryeburg Town House, Former (Oxford County, Maine)
Gatewood (Gallia County, Ohio)
George W. Hallock House (Steuben County, New York)
Glover--McLeod--Garrison House (Cobb County, Georgia)
Grace Church (Essex County, New Jersey)
Grace Church (Albemarle County, Virginia)
Grafton Flour Mill (Ozaukee County, Wisconsin)
Former flour and woolen mill now repurposed into retail and offices
Grand Hotel (Baldwin County, Alabama)
Graue Mill (Du Page County, Illinois)
Greek Revival Cottage (Middlesex County, Massachusetts)
Hamline Chapel, United Methodist Church (Dearborn County, Indiana)
Hauge Lutheran Church (LaSalle County, Illinois)
Henry Coalter Cabell House (Richmond, Virginia)
Herrick Cobblestone (Winnebago County, Illinois)
Hirons-Brown House (Highland County, Ohio)
Holliday-Dorsey-Fife House (Fayette County, Georgia)
Holyoke Canal System (Hampden County, Massachusetts)
Hoover Farm (Stark County, Ohio)
Hosford House (Crawford County, Ohio)
Hubbard--Dawson House (Worcester County, Massachusetts)
J. K. Porter Farmstead (Rock County, Wisconsin)
Jacob Wentz House (Johnson County, Iowa)
James Brothers' House and Farm (Clay County, Missouri)
James Clore House (Jefferson County, Kentucky)
James Whitcomb Riley House (Hancock County, Indiana)
John B. and Lydia Edwards House (Oswego County, New York)
John B. Good House (Lancaster County, Pennsylvania)
John Baughman House (Lincoln County, Kentucky)
Jones House (Natchitoches Parish, Louisiana)
Joseph Docteur House (Jefferson County, New York)
Keithsburg Historic District (Mercer County, Illinois)
Kellum-Noble House (Harris County, Texas)
Lafayette County Courthouse (Lafayette County, Missouri)
Laurel Mills Historic District (Rappahannock County, Virginia)
Leavitt Farm (Merrimack County, New Hampshire)
Lentz House (Hotel Sheller) (Wabash County, Indiana)
Lincoln Estate-Elm Park Historic District (Worcester County, Massachusetts)
Linden Row (Richmond, Virginia)
Locust Grove (Harrison County, Texas)
Locust Grove (Dutchess County, New York)
Lowndes County Courthouse (Lowndes County, Mississippi)
Lucas Beecher House (Erie County, Ohio)
Lyman School for Boys (Worcester County, Massachusetts)
Macklin Kerr House (Blount County, Tennessee)
Magnolia Hotel (Harrison County, Mississippi)
Maple Grove (Buchanan County, Missouri)
Martin House (Hamilton County, Ohio)
Matinicus Rock Light Station (Knox County, Maine)
McCollum-Chidester House (Ouachita County, Arkansas)
Meady White House (Hardin County, Tennessee)
Mechanics Block Historic District (Essex County, Massachusetts)
Methodist Cemetery, The (Washington, District of Columbia)
Milford Point Hotel (New Haven County, Connecticut)
Mitchell Historic District (Erie County, Ohio)
Monmouth Street Historic District (Campbell County, Kentucky)
Monroe City Hall (Union County, North Carolina)
Monroe Furnace (Huntingdon County, Pennsylvania)
Montcalm Park Historic District (Oswego County, New York)
Monterey Historic District (Owen County, Kentucky)
Monterosa (Fauquier County, Virginia)
Montgomery County Courthouse (Montgomery County, Ohio)
Morgantown Wharf and Warehouse Historic District (Monongalia County, West Virginia)
Mount Desert Light Station (Hancock County, Maine)
Mount Pulaski Courthouse (Logan County, Illinois)
Mountain House (Warren County, Virginia)
Myers Hall (Clark County, Ohio)
Nininger's Mill (Botetourt County, Virginia)
Norfolk City Hall (Norfolk, Virginia)
Oak Hill Cottage (Richland County, Ohio)
Oakham Farm (Loudoun County, Virginia)
Odd Fellows Hall (New York County, New York)
Old District Nine Schoolhouse (Lorain County, Ohio)
Old Harbour Store (Erie County, Ohio)
Old Louisiana State Capitol (East Baton Rouge Parish, Louisiana)
Old Main Street Historic District (Racine County, Wisconsin)
Old Pioneer Fort Site (Salt Lake County, Utah)
Old Union Methodist Church (New Castle County, Delaware)
Old Wood County Jail (Wood County, Ohio)
Orange County Courthouse (Orange County, Indiana)
Palmetto Farm (Unspecified county, Tennessee)
Pemberton Farm (Shelby County, Kentucky)
Plains Mill (Rockingham County, Virginia)
Pointe Aux Barques Lighthouse (Huron County, Michigan)
Portville Free Library (Cattaraugus County, New York)
Powhatan House (Galveston County, Texas)
Randall Davey House (Santa Fe County, New Mexico)
Rapidan Dam Canal of the Rappahannock Navigation (Spotsylvania County, Virginia)
Raymond, Tilley, House (Worcester County, Massachusetts)
Reading Adobe Site (Shasta County, California)
Reuben Davis House (Monroe County, Mississippi)
Reuben Robie House (Steuben County, New York)
Rev. Nathan Scarritt House (Jackson County, Missouri)
Ringville Cemetery (Hampshire County, Massachusetts)
Robert Hord House (Jefferson County, Kentucky)
Roberts Chapel (Hamilton County, Indiana)
Rock Mill (Manitowoc County, Wisconsin)
Rupert Covered Bridge No. 56 (Columbia County, Pennsylvania)
Covered bridge over Fishing Creek on TR 409 in Bloomsburg
Salisbury, Jonas, House (Middlesex County, Massachusetts)
Sam Houston House (Walker County, Texas)
Samuel S. Jones Cobblestone House (Rock County, Wisconsin)
Cobblestone farmhouse in rural Rock County.
San Rafael Rancho (Los Angeles County, California)
Sargent, Daniel House (Penobscot County, Maine)
Scott-Yarbrough House (Lee County, Alabama)
An antebellum cottage in Auburn, Alabama.
Sessions Schoolhouse (Ionia County, Michigan)
Silver Lake Dam (Sullivan County, New York)
Solomon Juneau Summer Home (Washington County, Wisconsin)
Greek Revival Home
Spencertown Academy (Columbia County, New York)
St. Augustine's Catholic Church (Philadelphia County, Pennsylvania)
St. Helens Downtown Historic District (Columbia County, Oregon)
St. James' Episcopal Church (New London County, Connecticut)
St. John's Roman Catholic Cathedral (Milwaukee County, Wisconsin)
St. Mark's Episcopal Church (Kanawha County, West Virginia)
St. Mary's Cathedral (Galveston County, Texas)
St. Paul's Church (Washington County, Rhode Island)
St. Peters Church and Buildings (Middlesex County, New Jersey)
St. Thomas Episcopal Church (Orange County, New York)
Stage Coach Inn (Bienville Parish, Louisiana)
State Street Houses (Kings County, New York)
Stephen and Harriet Myers House (Albany County, New York)
Stone House (Bristol County, Massachusetts)
Sutton-Ditz House (Clarion County, Pennsylvania)
Sylvanus Wade House (Sheboygan County, Wisconsin)
Tharp House (Kent County, Delaware)
The Woodpile (Westchester County, New York)