Our study deals with numbers, quantities, measurements, for these form the essence of the truth of nature.


Our Mobile Earth, Chapter I (p. 5), Charles Scribner's Sons. 1926


Our study deals with numbers, quantities, measurements, for these form the essence of the truth of nature.

Our study deals with numbers, quantities, measurements, for these form the essence of the truth of nature.

Our study deals with numbers, quantities, measurements, for these form the essence of the truth of nature.

Our study deals with numbers, quantities, measurements, for these form the essence of the truth of nature.