Biodiversity Heritage Library
By "Wright, C. R. Alder (Charles Romley Alder), 1844-"
The threshold of science : a variety of simple and amusing experiments illustrating some of the chief physical and chemical properties of surrounding objects, and the effects upon them of light and heat /
By: Wright, C. R. Alder (Charles Romley Alder),
Publication info: London :Griffin,1891
Holding Institution: University of California Libraries (archive.org)