Built 1880

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A. B. Hess Cigar Factory, and Warehouses (Lancaster County, Pennsylvania)
A.S. Cooper Farm (Ashe County, North Carolina)
Abel Hyatt House (Swain County, North Carolina)
Adams Building (Norfolk County, Massachusetts)
Addison Salyer House (Johnson County, Kentucky)
Adgate Block (Allen County, Ohio)
Adolph Block (Marion County, Oregon)
Adolph Zang Mansion (Denver County, Colorado)
Albert H. Sears House (Kendall County, Illinois)
Alexander McClew Farm House (Genesee County, Michigan)
Alfred Hirt House (Putnam County, Indiana)
Alfred Rowland House (Robeson County, North Carolina)
All Saints Historic District (Minnehaha County, South Dakota)
American Shoal Light (Monroe County, Florida)
Ames Monument (Albany County, Wyoming)
Ammendale Normal Institute (Prince George's County, Maryland)
Anderson--Clark Farmstead (Tooele County, Utah)
Ann River Logging Company Farm (Kanabec County, Minnesota)
Anna Town Hall (Shelby County, Ohio)
Anniston Cotton Manufacturing Company (Calhoun County, Alabama)
Anthony Wayne Cook Mansion (Forest County, Pennsylvania)
Antwerp Norfolk and Western Depot (Paulding County, Ohio)
Aqueduct Bridge (Clay County, Indiana)
Abandoned Pratt through truss bridge over Birch Creek on Towpath Road
Arcade and Attica Railroad (Wyoming County, New York)
Passenger railroad running excursions on a historical right-of-way
Arista Cotton Mill Complex (Forsyth County, North Carolina)
Assay Office (Baker County, Oregon)
Single story wood frame building built in 1880
Assumption Parish Courthouse and Jail (Assumption Parish, Louisiana)
Atchinson Santa Fe Freight Depot (Atchison County, Kansas)
August Schell Brewing Company (Brown County, Minnesota)
August Sommer House (Marion County, Indiana)
Bandera Methodist Church (Bandera County, Texas)
Banner Hereford Farm (Osage County, Kansas)
Basch & Fisher Tobacco Warehouse (Lancaster County, Pennsylvania)
Bayly-Schroering House (Jefferson County, Kentucky)
Beck Barns and Automobile Storage (Bear Lake County, Idaho)
Bellevue Brewery (Hamilton County, Ohio)
Former Over-The-Rhine brewery in Cincinnati, Ohio
Bellevue Historic District (Blaine County, Idaho)
Bennett Family House (Sullivan County, New York)
Berdahl-Rolvaag House (Minnehaha County, South Dakota)
Betterton Historic District (Kent County, Maryland)
Billings County Courthouse (Billings County, North Dakota)
Blue Jay Inn (Jefferson County, Colorado)
Bluff Historic District (San Juan County, Utah)
Bok Kai Temple (Yuba County, California)
Bon Ton Historic District (Gallatin County, Montana)
Bonneville House (Sebastian County, Arkansas)
Bordner House (Stark County, Ohio)
Boston Mills Historic District (Summit County, Ohio)
Boyce Block (Delaware County, Indiana)
Boyce Historic District (Clarke County, Virginia)
Brandt House (Lafayette Parish, Louisiana)
Brinker Collegiate Institute (Denver County, Colorado)
Broadway Historic District (Davidson County, Tennessee)
Brookville Grade School (Saline County, Kansas)
Brown Covered Bridge (Rutland County, Vermont)
Covered bridge over Cold River on Upper Cold River Road in Shrewsbury
Brutus and Pattie Field Clay House (Madison County, Kentucky)
Bunker Building (Jackson County, Missouri)
Burden Ironworks Office Building (Rensselaer County, New York)
Burlington Northern Depot (Cass County, North Dakota)
Burrows Block (Providence County, Rhode Island)
Byers-Evans House (Denver County, Colorado)
C&A Farber Depot (Audrain County, Missouri)
Preserved Chicago & Alton Railroad Station
C. A. Reeser House (Clark County, Ohio)
C. H. Lebold House (Dickinson County, Kansas)
Cable House (Hamilton County, Ohio)
Cambria County Courthouse (Cambria County, Pennsylvania)
Campbell House (Lake County, Florida)
Capt. Ebe Chandler House (Sussex County, Delaware)
Capt. Herman H. Colle Sr., House (Jackson County, Mississippi)
Capt. J. H. D. Gray House (Clatsop County, Oregon)
Capt. Meyers House (Erie County, Ohio)
Capt. Simon Johnston House (Jefferson County, New York)
Carl Penke Farm (Douglas County, Nebraska)
Carl Wilhelm August Groos House (Bexar County, Texas)
Cashpoint Plantation House (Bossier Parish, Louisiana)
Catholic Church and Rectory (Montgomery County, Tennessee)
Cedar City Historic District (Iron County, Utah)
Cedar Grove Rural Crossroads Historic District (Orange County, North Carolina)
Cedarburg Woolen Co. Worsted Mill (Ozaukee County, Wisconsin)
Former woolen mill repurposed to professional office space
Central Pacific Railroad Depot (Pershing County, Nevada)
Central Park West Historic District (New York County, New York)
Century Building (New York County, New York)
Charles Zeiger House (Bernalillo County, New Mexico)
Chester Presbyterian Church (Chesterfield County, Virginia)
Chicago and North Western Depot (De Kalb County, Illinois)
Best known to most today as the old Chicago & North Western Railroad Depot in Sycamore, IL.
Christ Church (Queen Anne's County, Maryland)
Church of Christ (Pike County, Illinois)
Church Street Historic District (New Castle County, Delaware)
Cincinnati Zoo Historic Structures (Hamilton County, Ohio)
City Park (Denver County, Colorado)
Clark C. Fowler House (Monroe County, Kentucky)
Clark--Robidoux House (Wallace County, Kansas)
Clem-Kagey Farm (Shenandoah County, Virginia)
Cliffs Shaft Mine (Marquette County, Michigan)
Cobbs Creek Automobile Suburb Historic District (Philadelphia County, Pennsylvania)
College Street Historic District (Pike County, Alabama)
Confederate Monument of Mt. Sterling (Montgomery County, Kentucky)
Cool Spring Park Historic District (New Castle County, Delaware)
Coolidge House (Phillips County, Arkansas)
Cordenio Severance House (Washington County, Minnesota)
Cornwall General Store (Addison County, Vermont)
Cornwall Town Hall (Addison County, Vermont)
Cox-Hord House (Mason County, Kentucky)
Cranska Thread Mill (Windham County, Connecticut)
Consists of two wings, one to each side of a 4-story stair tower. Thread was produced here until 1956 in Moosup.
Creststone School (Saguache County, Colorado)
D. H. Regan House (Victoria County, Texas)
Dakota Apartments (New York County, New York)
Daniel M. Davis House (Lumpkin County, Georgia)
David J. Brewer House (Leavenworth County, Kansas)
David L. Frazer House (Beaver County, Utah)
Davis Family House (Haywood County, North Carolina)
Davol Rubber Company (Providence County, Rhode Island)
Dayton Historic District (Rockingham County, Virginia)
Death Valley Scotty Historic District (Inyo County, California)
DeGroote Folk House (Jackson County, Mississippi)
Dell Rapids Residential Historic District (Minnehaha County, South Dakota)
Deutsch Evangelische St. Paul's Kirche (Spencer County, Indiana)
Doe Run Creek Historic District (Meade County, Kentucky)
Double Shoals Cotton Mill (Cleveland County, North Carolina)
Dove Creek Baptist Church (Elbert County, Georgia)
Downtown Evanston Historic District (Uinta County, Wyoming)
Downtown Vermillion Historic District (Clay County, South Dakota)
Dr. H. B. Ward House (Sumter County, Alabama)
Drewsville Mansion (Cheshire County, New Hampshire)
Dunbar Covered Bridge - 14-67-07 (Putnam County, Indiana)
Dunlap Colored Cemetery (Morris County, Kansas)
Dupee Estate (Middlesex County, Massachusetts)
Dusenberry & Stencil Building (Columbia County, Washington)
Two story brick with cast iron pilasters commercial building built in 1880
Eastern Point Light Station (Essex County, Massachusetts)
Edward Drinker Cope House (Philadelphia County, Pennsylvania)
Edward M. Rozzell House (Mecklenburg County, North Carolina)
Edward McGovern Tobacco Warehouse (Lancaster County, Pennsylvania)
Edwards Hotel (Macon County, North Carolina)
Elk County Courthouse (Elk County, Pennsylvania)
Courthouse for Elk County, PA
Elk Mountain Hotel (Carbon County, Wyoming)
Embudo Historic District (Rio Arriba County, New Mexico)
Englehart-Winning & Co. [south] Building (Buchanan County, Missouri)
This four-story red brick building is located at 212 N. 4th in St. Joseph, Mo.
Erin Springs Mansion (Garvin County, Oklahoma)
Eugene Carroll House (Silver Bow County, Montana)
Italianate style brick house built in 1880
Eureka Springs Historic District (Carroll County, Arkansas)
Everett Historic District (Summit County, Ohio)
Exchange Bank Building (Dakota County, Minnesota)
Exchange Building (New Castle County, Delaware)
F. H. Hart House (Mitchell County, Kansas)
F. W. Knox Villa (Potter County, Pennsylvania)
Former home of the president of the Coudersport & Port Allegany Railroad
Factory Bridge (Union County, Pennsylvania)
Fairman Building (Mecosta County, Michigan)
Fairview Historic District (Lowndes County, Georgia)
Falls Location Historic District (Iron County, Michigan)
Farrell Block (Adams County, Nebraska)
Faxon House (Norfolk County, Massachusetts)
Fayetteville Historic District (Fayette County, Texas)
First Methodist Episcopal Church (Huron County, Michigan)
First National Bank Building (San Miguel County, New Mexico)
Fisher-Zugelder House and Smith Cottage (Gunnison County, Colorado)
Follmer, Clogg and Company Umbrella Factory (Lancaster County, Pennsylvania)
Fort Edward D&H Train Station (Washington County, New York)
Fort Keogh Water Wagon Shed (Custer County, Montana)
Frank J. Weess House (Lee County, Iowa)
Frawley Historic Ranch (Lawrence County, South Dakota)
Frederick Bernhard House (Tuscarawas County, Ohio)
Freight House (La Crosse County, Wisconsin)
Old freight station repurposed as a popular restaurant
G.A.R. Memorial Hall (Livingston County, New York)
G.G. Green's Block (Gloucester County, New Jersey)
Galloway Brothers Grain Elevator (Lincoln County, Missouri)
Garrison Hill Park and Tower (Strafford County, New Hampshire)
Gauff-Roth House (Lehigh County, Pennsylvania)
George E. Barnhardt House (Davie County, North Carolina)
George Franz Building (Multnomah County, Oregon)
3 story Cast iron and masonry building built 1878
George Spencer House (Bear Lake County, Idaho)
Gilbert-Sinton Historic District (Hamilton County, Ohio)
Glencoe Mill Village Historic District (Alamance County, North Carolina)
Globe Theater (Jefferson County, Kentucky)
Gonzales-Martinez House (Maricopa County, Arizona)
Gov. William H. Upham House (Wood County, Wisconsin)
Survivor of the Marshfield Fire of 1887 and one of the oldest extant homes in Marshfield.
Grand Forks Near Southside Historic District (Grand Forks County, North Dakota)
Great Beds Light Station (Middlesex County, New Jersey)
Greenacre (Franklin County, Maine)
Growler Mine Area (Pima County, Arizona)
Gulley Farm (Garrard County, Kentucky)
Gustaf Adolph Lutheran Church (Aroostook County, Maine)
Hagerstown I.O.O.F. Hall (Wayne County, Indiana)
Hall of Waters (Clay County, Missouri)