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This is my collection about the early history of Hong Kong astronomical activities before the city suffered from World War Two. I am grateful to those who provided the materials, and hope that the collection is extendabl
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Document Date: 2008-06-17 03:41:09
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This is my collection about the early history of Hong Kong astronomical activities before the city suffered from World War Two. I am grateful to those who provided the materials, and hope that the collection is extendabl