Built 1870

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A. F. Chapman House (Schuyler County, New York)
Ainapo Trail (Hawaii County, Hawaii)
Albion Brewery (San Francisco County, California)
Brewery built in 1870 converted into a residence in 1933
Algernon S. Paddock House (Gage County, Nebraska)
Allen, Charles, House (Worcester County, Massachusetts)
Andrew and Jennie McFarlane House (Westmoreland County, Pennsylvania)
Andrew Jackson House (Summit County, Ohio)
Andrew Warren Historic District (Marathon County, Wisconsin)
Andrew Wilcox House (Jackson County, Michigan)
Anthony Hockman House (Harrisonburg, Virginia)
Anton Wulff House (Bexar County, Texas)
Antonio Maria Peralta House (Alameda County, California)
Armory Square Historic District (Onondaga County, New York)
Ashville Historic District (Fauquier County, Virginia)
Ashworth and Jones Factory (Worcester County, Massachusetts)
Atherton Bridge (Worcester County, Massachusetts)
Augustus Lilly House (Allegan County, Michigan)
Aurora City Hall (Dearborn County, Indiana)
Baker Historic District (Baker County, Oregon)
Ballentine-Seay House (Panola County, Mississippi)
Baltimore Covered Bridge (Windsor County, Vermont)
Covered Lattice Truss Bridge in Gould's Mill (Springfield)
Bath Township School (Summit County, Ohio)
Beaver Hills Historic District (New Haven County, Connecticut)
Beebe House (Grant County, Wisconsin)
Brick residence from the 19th Century
Beechdale Bridge (Somerset County, Pennsylvania)
Burr arch-truss bridge over Buffalo Creek on T548, Burkholder Bridge Road
Benton Avenue Cemetery (Lewis and Clark County, Montana)
Bernard Bernhardson House (Clay County, Minnesota)
Besancon St. Louis Historic District (Allen County, Indiana)
Beth Israel Cemetery (Lauderdale County, Mississippi)
Bethesda Home for Boys (Chatham County, Georgia)
Billingsley-Hills House (Johnson County, Iowa)
Boom Town Historic District (Wood County, Ohio)
Bost Mill Historic District (Cabarrus County, North Carolina)
Boston and Maine Railroad Depot (Middlesex County, Massachusetts)
Bremond Block Historic District (Travis County, Texas)
Brewer Place (Copiah County, Mississippi)
Brick Gothic House (Monroe County, Iowa)
Brookville Hotel (Saline County, Kansas)
Brown-Bryson Farm (Greene County, Georgia)
Buckland Station (Lyon County, Nevada)
Buffalo Grove Lime Kiln (Ogle County, Illinois)
Buffalo State Asylum for the Insane (Erie County, New York)
Burkeville Covered Bridge (Franklin County, Massachusetts)
Burton Commercial Historic District (Washington County, Texas)
Byram-Middleton House (Marion County, Indiana)
Caldwell Block (Essex County, Massachusetts)
Calvary Episcopal Church (former) (Oneida County, New York)
Calvary Presbyterian Church (Milwaukee County, Wisconsin)
Camp Date Creek (Yavapai County, Arizona)
Canon City Downtown Historic District (Fremont County, Colorado)
Cape Blanco Lighthouse (Curry County, Oregon)
Capt. John Koonts Jr., Farm (Davidson County, North Carolina)
Capt. Nelson Merrell House (Williamson County, Texas)
Capt. R. A. Rawlins House (Dallas County, Texas)
Capt. William E. Singleton House (Marion County, Texas)
Captain John S. Pope Farm (Orange County, North Carolina)
Carley's Mills Schoolhouse (Oswego County, New York)
Carr, Robert P., House (Sagadahoc County, Maine)
Carroll County Courthouse (Carroll County, Virginia)
Casement House (Lake County, Ohio)
Cass--Wells Street Historic District (Milwaukee County, Wisconsin)
Catawba Historic District (Catawba County, North Carolina)
Cavanaugh-Zetek House (Johnson County, Iowa)
Central College Presbyterian Church (Franklin County, Ohio)
Central Ohio Lunatic Asylum (Franklin County, Ohio)
Central Shuqualak Historic District (Noxubee County, Mississippi)
Chapel Hill Church Tabernacle (Davidson County, North Carolina)
Chapter House (Dauphin County, Pennsylvania)
Second Empire architectural style built post Civil War
Charles King House (Benton County, Oregon)
Charles M. Goodman House (Alexandria, Virginia)
Charles William Jones House (Escambia County, Florida)
Chichester House (Ulster County, New York)
Christ Episcopal Church (Bayfield County, Wisconsin)
Christian Miller House (Jefferson County, Pennsylvania)
Chubb Methodist Episcopal Church (Floyd County, Georgia)
Church Hill Road Covered Bridge (Columbiana County, Ohio)
Covered bridge over Middle Fork Little Beaver Creek, just off OH 154 east of Lisbon
Church of St. Thomas (Sibley County, Minnesota)
Church of the Assumption--Catholic (Ramsey County, Minnesota)
Church of the Holy Trinity (Warren County, Mississippi)
Citizens Hall (Berkshire County, Massachusetts)
Claymont Hill (Wilkes County, North Carolina)
Clifton Historic District (Jefferson County, Kentucky)
Collins House and Granary (Whitman County, Washington)
Colony's Block (Cheshire County, New Hampshire)
Columbia Cemetery (Boulder County, Colorado)
Columbia City Hall (Richland County, South Carolina)
Columbia Union Church (Washington County, Maine)
Columbus Central Commercial Historic District (Lowndes County, Mississippi)
Comer Historic District (Madison County, Georgia)
Congregational Church and Manse (Knox County, Nebraska)
Corinne Methodist Episcopal Church (Box Elder County, Utah)
Covell, William King, III, House (Newport County, Rhode Island)
Crain Hill School and Church (Van Buren County, Tennessee)
Crosby Block (Rock County, Wisconsin)
Crowninshield House (Suffolk County, Massachusetts)
Curtis-Champa Streets District (Denver County, Colorado)
Dallam-Merritt House (San Francisco County, California)
Daniel Webster Harrier House (Solano County, California)
Daniel Whitmore House (Stanislaus County, California)
Darlington Agency Site (Canadian County, Oklahoma)
David B. Colwell House (Genesee County, Michigan)
Davis, Isaac, House (Worcester County, Massachusetts)
Dean Junior College Historic District (Norfolk County, Massachusetts)
Dearborn County Courthouse (Dearborn County, Indiana)
Deering, J. G., House (York County, Maine)
Dent County Courthouse (Dent County, Missouri)
Donegan Block (Madison County, Alabama)
Two-and-one-half-story, Italianate Revival brick structure on the Courthouse Square
Double-Span Whipple Bowstring Truss Bridge (Columbia County, New York)
Abandoned bowstring pony truss bridge over Claverack Creek on Van Wyck Lane
Douthit Building (Cherokee County, Kansas)
Downtown Auburn Historic District (De Kalb County, Indiana)
Dr. A. D. Price House (Mercer County, Kentucky)
Dr. John E. Stevenson House (Boone County, Kentucky)
Drexel Development Historic District (Philadelphia County, Pennsylvania)
Droemer Brickyard Site (Lee County, Texas)
Dunbar Historic District (Montgomery County, Ohio)
Dunroven House (Dane County, Wisconsin)
Dykeman's Spring (Cumberland County, Pennsylvania)
E. K. Burnham House (Jefferson County, New York)
Eakin Mill Covered Bridge (Vinton County, Ohio)
East Clinton Historic District (Rankin County, Mississippi)
East End Historic District (Lauderdale County, Mississippi)
East Macon Historic District (Bibb County, Georgia)
East Main Street Historic District (Madison County, Tennessee)
East Newport Historic District (Campbell County, Kentucky)
Eastern Parkway (Kings County, New York)
Ebenezer Missionary Baptist Church (Lee County, Alabama)
The first African American church built in the Auburn area after the end of the Civil War in 1865.
Edgecliff Area Historic Group (Hamilton County, Ohio)
Edmond Ellison Smart House (Vernon Parish, Louisiana)
Effingham County Courthouse (Effingham County, Illinois)
1871 Courthouse still in limited use
Efrids Departments Store (Richland County, South Carolina)
Eiband's (Galveston County, Texas)
Elijah P. Curtis House (Massac County, Illinois)
Elmwood (Culpeper County, Virginia)
Elverson Historic District (Chester County, Pennsylvania)
English Lutheran Church (Douglas County, Kansas)
Enosburg Congregational Memorial Church (Franklin County, Vermont)
Estey Organ Company Factory (Windham County, Vermont)
Ezikial Perry House (Yates County, New York)
Private Residence
F.P. Taggart Store (Brown County, Indiana)
Fair Oaks Ranch (Goliad County, Texas)
Fairfield County Jail (Fairfield County, Connecticut)
Farm House (Champaign County, Illinois)
Farwell Barn (Tolland County, Connecticut)
Fifth Avenue Historic District (Davidson County, Tennessee)
Findlay Downtown Historic District (Hancock County, Ohio)
First Church of Lombard (Du Page County, Illinois)
First Congregational Church (Waltham) (Middlesex County, Massachusetts)
Fitch's General Store and House (Cumberland County, Maine)
Fitches Covered Bridge 32-13-02 #2 (Delaware County, New York)
Covered bridge over West Branch Delaware River on Fitches Bridge Road
Ford House (Owen County, Kentucky)
Ford's Store (Greene County, New York)
Forster Hotel (Cache County, Utah)
Fort Hall Site (Bingham County, Idaho)
Fort Marcy Officer's Residence (Santa Fe County, New Mexico)
Fort Totten Officers' Club (Queens County, New York)
Frances Ellen Watkins Harper House (Philadelphia County, Pennsylvania)
Frankfort Commercial Historic District (Clinton County, Indiana)
Frankfort Greenhouses (Franklin County, Kentucky)
Frey Ranch (Washoe County, Nevada)
Friars Point Historic District (Coahoma County, Mississippi)
Friendship House (Sheboygan County, Wisconsin)
Two story brick Italian Villa style house
Fulton County Courthouse (Fulton County, Ohio)
Gaylord--Levy House (Victoria County, Texas)
Gen. William Grose House (Henry County, Indiana)
George Stumpf House (Marion County, Indiana)
German Evangelical Salem Church (Le Sueur County, Minnesota)
Germantown Covered Bridge (Montgomery County, Ohio)
Giddings-Stone Mansion (Washington County, Texas)
Gifford-Walker Farm (Genesee County, New York)
Glasbern Country Inn (Lehigh County, Pennsylvania)
Glen Gardner Pony Pratt Truss Bridge (Hunterdon County, New Jersey)
Glen Oaks Ranch (Sonoma County, California)
Goddard House (Worcester County, Massachusetts)
demolished in 1979
Godfrey M. Bockius House (Santa Cruz County, California)
Good Templars Building #1 (Jefferson County, Washington)
Wood frame fraternal meeting hall built in 1870
Great Western Schoolhouse (Belmont County, Ohio)
Greensboro Street Historic District (Oktibbeha County, Mississippi)
Greenwell Store (Hawaii County, Hawaii)