Johnston, Sean <br/><br/>
A history of light and colour measurement : science in the shadows 
Sean F. Johnston 
 - Bristol ; Philadelphia  Institute of Physics Pub  c2001 
 - xi, 281 p. : ill., ports. ; 24 cm 
<br/><br/> Includes bibliographical references (p. 261-271) and index 
<br/><br/><label>ISBN: </label>9780750307543 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colorimetry - History<br/>Photometry - History
<br/><br/><label>Dewey Class. No.: </label>543.55 JOH