Hong Kong: Union Research Institute 1956. , 101, 3,  pages plus folding map. 8 x 10 inches. Thin cloth spine over printed paper wrappers. Dent to textblock in rear (looks like was sitting on small hard surface for a while). Textblock appears to be mimeographed. Still, a sound working copy. Good. Wraps. 
Communist China Problem Research Series. EC10. The Second edition December 1956.