This document is an architectural elevation drawing for a design project of a Chatham House in New York. It depicts the east and north elevations of the house and labels various structural elements and their heights, including the first floor, beam, roof, chimney, transom, second floor, level 5, and roof ridge. Dimensional information is provided in feet and inches. The drawing also includes the project number, date, name of the architect and firm, scale, and other identifying information.