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Google圖書搜尋
Determination of Longitude in Australia, Including Two Points on 129th Meridian East of Greenwich, by Wireless Telegraph Signals Directly Redeived in Both Hemispheres
Adelaide. Adelaide Observatory
出版
1922
URL
http://books.google.com.hk/books?id=iDpAjwEACAAJ&hl=&source=gbs_api