A photographic method for determining mineral reflectances in underground mines

Author:	Mayton, Alan G.
Year:	1987
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I28.23:
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	9107
Subjects:	Photography in mining
	Reflectance--Measurement
	Mine lighting--Measurement
Link:	https://hdl.handle.net/2027/mdp.39015078479303