Fort Christian in Charlotte Amalie, St. Thomas, US Virgin Islands was constructed during the island’s Danish possession. Although the original structure dates…
Beverley Mill (or Chapman’s Mill) was built in 1742 by Jonathan and Nathaniel Chapman, father and son business partners from a prosperous…
The Flag House and Star-Spangled Banner Museum is a complex of three buildings, the earliest of which was the home of Mary…
The Bardstown Confederate Memorial was erected at the turn of the 20th century to commemorate the deaths of the sixty-seven Confederate Soldiers…
The two sculpture groups—Love and Labor: The Unbroken Law and Burden of Life: The Broken Law—designed by George Grey Barnard have flanked…
The Main Street Station in Richmond, Virginia is a complex of buildings, originally constructed by the Seabord Air Line and Chesapeake &…
Sailors’ Snug Harbor was founded in 1801 after Captain Robert Richard Randall’s (d. 1801) will specified that his estate be used to…
The New York Navy Yard (colloquially known as the Brooklyn Navy Yard) has been a fixture on the Wallabout Basin of the…
The Christopher Columbus Monument was dedicated in Pueblo, Colorado in 1905. Funded by donations from Italian Americans across America, it was the…
The Old Post Office on Pennsylvania Avenue in Washington DC was built at the end of the 19th Century within the Federal…
The Winder Building stands as one of Washington, DC’s oldest office buildings. Built in 1848 of brick and steel, just steps from…
The District of Columbia War Memorial was completed in 1931 to honor the residents of Washington, DC who served in the First…
The Warner Theatre in Erie, Pennsylvania opened its doors on April 10, 1931. Eight thousand colored lights illuminated the ten-ton marquee that…
Foreign visitors to The White House often stay at the Blair House, an ensemble of early 19th century brick buildings across Pennsylvania…
Coral Gables, “The City Beautiful,” was planned and developed during Miami’s land boom in the 1920’s by George Merrick. The first land…
Coral Gables, “The City Beautiful,” was planned and developed during Miami’s land boom in the 1920’s by George Merrick. The first land…
The Hotel Monaco in downtown Washington, D. C. Was originally designed by Robert Mills, architect of the Washington Monument, in 1839, with…
We were contracted by OLBN to perform mortar and interior paint sampling and analysis for the Wilbur and Orville Wright Federal Buildings…
The Sutri Fountain, constructed in 1722 for a town on the outskirts of Rome, is made of native Tivoli travertine in a…
The main fountain at the Breakers Hotel in Palm Beach, Florida was built during the construction of the current hotel in 1926.…
The Cloister Museum (part of the Metropolitan Museum of Art) houses a collection of European Medieval art works in its 1930’s building…
Kathrineberg was built in 1830 on the island of St. Thomas, US Virgin Islands, for a wealthy Danish plantation owner who later…
We were selected to produce contract drawings and specifications for the exterior rehabilitation of six historic buildings at Fort Belvoir, Virginia, an active…
The main hall of Holy Redeemer College in Washington, DC was designed in 1932 by architect Anthony F. A. Schmitt for the…
St. Mary’s Parish Church, built in 1889 in Charleston, South Carolina, is distinguished as the oldest Roman Catholic Church in the Carolinas.…
The Riverside Church at 120th St. On the west side of Manhattan was completed in 1929. Designed to recall Chartres Cathedral, the…
The Knoxville National Cemetery was established in 1863 by famed Civil War General Ambrose Burnside. The most notable monument on-site is the…
The Woman’s Christian Temperance Union (WCTU) is the oldest continuing non-sectarian women’s organization worldwide. Their purpose was to combat the influence of…
Thomas Jefferson’s original Rotunda Library at the University of Virginia was completed in 1826. The building, inspired by the Roman Pantheon and…
The Call Collins House is a neoclassical three-story residence constructed in the late 1820 or 1830s and is listed on the National…
The Minnesota Monument is one of seven monuments in National Cemeteries throughout the country that were commissioned by the State of Minnesota…
In 2012, we were selected by the National Cemetery Administration of the Department of Veterans Affairs to treat and preserve a number…
The United States Naval Academy Chapel was built between 1904 and 1908 and was designed by Ernest Flagg, the Beaux Arts architect…
TSTC Waco is located on the property that was once home to the James Connally Air Force Base. Although now an academic…
TSTC Waco is located on the property that was once home to the James Connally Air Force Base. Although now an academic…
The National Cemetery Administration cares for the extensive network of national cemeteries throughout the United States. Many of these contain important historic…
Architect Joseph Evans Sperry constructed Newcomer Hall on the Maryland School for the Blind Campus ca. 1910. He designed a number of…
At the request of CITADEL DBD, LLC, we performed analysis of mortar and paint samples collected from Buildings 122 and 173 –…
In addition to battlefield casualties, many Civil War soldiers died in prisons of starvation or disease. The National Cemetery in Salisbury, North…
The Postal Square Building was built as a new Post Office to compensate for staff crowding when the newly completed Post Office…
The Preservation of the Union Monument is a grand, 40-foot granite obelisk that was erected in 1894. Sponsored by a private donor,…
Quarters Six of the Marine Barracks located in Washington, DC is the US Marine Corp’s oldest active post. The location, mid-way between…
As part of our on-going work with the Biltmore Estate, we were contracted to conserve the Rosso di Verona marble wellhead located…
As part of our on-going work with Biltmore Estate, we were contracted to conserve the marble Romanesque fountain located at the entrance…
The Spokane Federal Building and US Post Office is a landmark building that blends Beaux Arts Classicism and Renaissance Revival elements. Completed…
Chattanooga National Cemetery was created to commemorate the battles fought there during the U. S. Civil War. Since then, it has become…
Designed in the Beaux Arts style by the Supervising Architect of the Treasury in 1908, this former federal Post Office is a…
Cardozo High School, known as Central High School from 1917-1950, is sited prominently on a ridge north of Florida Avenue in Washington,…
Conservators perform basic characterization of one mortar sample to guide recommendations for suitable replacement materials. Mortar samples will be subjected to standard…