| GMD | Rare map |
| Language | Chinese |
| Classification | F7823 K8 s100 W7 S31 1927 |
| Publisher | 廣東省陸地測量局, 1927 |
| Subject | Maps -- Guangdong Sheng (China)Old map -- ChinaRepublic of China (1912 - 1949)Heping 和平縣 (Guangdong Sheng, China)Longchuan 龍川縣 (Guangdong Sheng, China) |
| Description | 1 map: b&w.; 61x39cm. folded in envelope 23x28 cm. |