Comets and Meteors
Their phenomena in all ages; their mutual relations; and the theory of their origin.
Daniel Kirkwood
英文收录于 2012-12-11公版作品
《Comets and Meteors
Their phenomena in all ages; their mutual relations; and the theory of their origin.》，Daniel Kirkwood。这是一部关于科学、文学、经典的公版作品，适合在安静的片刻里慢慢读下去。