Linglong
Issue
No. 082 (18 January, 1933)
Page: 039 (48 total)

Article
科學常識 - Common Knowledge in Science

Subject matters: 新知 - new knowledge,
Language level: Baihua

Keywords: science,

Notes:
除蚊器
自動答話機
世界最大水力電廠
無線電防空