Liveing; Dewar.

On the Refractive Indices of Liquid Nitrogen and Air. From the Philosophical Magazine for October 1893.

From the Philosophical Magazine for October, 1893. Soft Cover. Good plus in original brown wrappers, front flap detached and chipped. Interior is clean and text bright, though somewhat aged. 328-331 pp. In wraps. Science. SCI/10153. Good +.