This collection contains architectural drawings by various delineators and photographs of completed buildings designed by Charles Coolidge Haight. These projects include General Theological Seminary; the School of Mines at Columbia University; Christ Church, built in 1860; St. Ignatius Chapel, built in 1902; and Trinity School--all in New York City. Also included are the Chapel of Saint Cornelius the Centurion on Governors Island, New York; buildings at Yale University; and miscellaneous and unidentified projects. Additionally found in the collection are a contract and specifications from 1881 for a hospital for contagious diseases to be built for the New York City Health Department on North Brother Island in New York City, as well as reproductions of architectural drawings for this hospital.