Specification for photometric data for luminaires / Part 1. Photometric measurements.

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Bibliographic Details
Corporate Author: British Standards Institution
Format: Book
Language:English
Published: London : B.S.I.
Series:BS5225. Part 1. 1975.
Subjects:
Description
Item Description:Electric lamps. Photometry. Standards (BNB/PRECIS)
Pierced for binder.
Physical Description:40 p. : ill. ; 30cm.
Bibliography:Bibliography: p.31.
ISBN:0580086046 (sd) :