I'm looking for sheet NH 47-14 (series L500, aka China 1:250; sheet name unknown). I'm not sure it was ever published--indexes to that series [http://www.lib.utexas.edu/maps/ams/china/] and others [http://www.lib.utexas.edu/maps/jog/burma/burma_index.html] either omit it or don't shade it in.