NEW YORK NY. MASTERCHESSDOJO (USCF ID A6032547). Affiliate Type: Club, NEW YORK. Contact: JOHN MACARTHUR. Contact Phone: 9175447017. email: change@gmail.com. Web Site: http://www.MasterChess.com, Club Membership Not Required, Casual Play, USCF Rated Events, Unrated Events, Blitz Events, League Play, Matches, Ladders, Sets Available, Clocks Available, Book Library, Chess Items for Sale, Classes Offered, Lectures Offered, Chess Camps, Private Lessons Offered, Under Age 18 Welcome, Beginners Welcome.