Yun shu yu tong xin
Subtitle: Communications and correspondence
By: Huang Shiheng bian
Series: Xin zhi shi cong shu = -- Modern knowledge library
Publisher: Shang wu yin shu guan
Published: 1926
Place of publication: Shanghai
Language: chi
Number of pages: 131
Subjects: Transportation; History; Communication; Lighting
Other titles: Communications and correspondence.