...Among the many that have been proposed the most elaborate is the ``Planetesimal Hypothesis'' of Professors Chamberlin and Moulton...
Garrett Serviss 「Curiosities of the Sky」
...The formeris now at the Harvard College Observatory, and is considered byProfessor Moulton to be probably the most efficient reflector in use atpresent...
Cecil G. Dolmage 「Astronomy of To-day」
...The sun cannot be a hot body merely cooling; for the rate at which it isat present giving off heat could not in such circumstances be kept up,according to Professor Moulton, for more than 3000 years...
Cecil G. Dolmage 「Astronomy of To-day」
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