Correspondence between Darwin D. Martin and O.S. Lang, the general contractor for the Martin House, and correspondence of Martin and Lang with suppliers of building materials and furnishings for the Darwin D. Martin House in Buffalo, New York.

Papers, circa 1878 to 1935, of Darwin D. Martin (1865-1935) of Buffalo, New York, an official of the Larkin Company and an early client of Frank Lloyd Wright.

Photographs kept by the Darwin D. Martin family depicting the Darwin D. Martin house in Buffalo, New York, and their summer house, "Graycliff", in Derby, New York, both designed by architect Frank Lloyd Wright, and photographs of the Martin family.

Correspondence between Darwin D. Martin of Buffalo, New York and architect Frank Lloyd Wright, concerning the Wright designed homes for the Martin family.