| GMD | Rare map |
| Language | Chinese |
| Classification | F7823 K8 s100 W9 S40 1927 |
| Publisher | 廣東陸軍測量局, 1927 |
| Subject | Bao'an 寶安縣 (Guangdong Sheng, China)Tam Kon Shan 担杆山 (Hong Kong)Republic of China (1912 - 1949)Guangzhou Shi 廣州巿 (Guangdong Sheng, China)Old map -- ChinaOld Map - Hong Kong |
| Description | 1 map: b&w.; 60.9x39.1cm. folded in envelope 22.7x28.7cm. |