Roof of mosque, Ningxia Huizu Zizhiqu, China, 1936Pickens, Claude L., 1900-19851936Also included in the International Mission Photography Archive.The province of Ningsia has two distinct types of architecture among its many mosques. Here is a good example of the curved roof minaret of one near Kinkihsien. There is a much sharper curve to the roof here than one finds in Eastern China.still image