Consolidation Treatment Testing on the white marble of 346 Broadway / 108 Leonard (former New York Life Insurance Company Building) circa 1868 and 1894 in New York City, NY. Listed on the National Register of Historic Places and is a New York City Landmark.

Laboratory testing on marble from the Evening Star Building, Washington, D.C. circa 1898-1900.

Laboratory work on the (4) types of limestone included investigative tests to determine if the stone was a good candidate for consolidation treatment.

Cleaning and consolidation treatment testing on the Berea sandstone of the West Block Parliament Hill Building in Ottawa, Ontario circa 1865.

Laboratory testing on the concrete textile block from the Frank Lloyd Wright Ennis House in Los Angeles, CA circa 1924. Listed on the National Register of Historic Places and a California Historical Landmark.