cover 1932 (21 Oct.) large Express XU5 (305x220 mm.) to Shanghai, bearing 1913-33 Second Peking ½c. to $20 with additional 1½c., 5c., 8c. and 13c. and four surcharged values, each stamp tied by fine strike of fancy circular cancellation in the shape of a basketball and showing black "Temporary Office for the National stadium, Nanking" below, portion of Express Delivery label adhering to reverse and showing arrival d.s. with incorrect year date "22", faint trace of soiling or toning at places but still fine and most unusual