Geometrical theory of radiating surfaces with discussion of light tubes

Author:	Hyde, Edward Pechin,
Year:	1907
Document Type:	USRA
Issuing Agency:	U.S. Dept. of Commerce and Labor, Bureau of Standards :
Series:	Bulletin of the Bureau of Standards ;
Report Number:	v. 3, no. 1
Subjects:	Radiation
	Photometry
Link:	https://hdl.handle.net/2027/mdp.39015086557066