Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Arthur Loomis Harmon (born 1878 in Chicago, Illinois) was an American architect. He is most famous as the design partner of the firm Shreve, Lamb and Harmon. With the firm he designed many landmarks that still stand today. Among them are: 740 Park Avenue, the Empire State Building, and 3 Park Avenue. He was educated at Columbia University's School of Architecture, and worked at the architectural firm of McKim, Mead & White. Later he partnered with Wallis & Goodwillie before joining Shreve and Lamb to form Shreve, Lamb & Harmon.