Yoe, John Howe  1892- <br/><br/>
Photometric chemical analysis:  volume I - colorimetry/ 
by John H. Yoe 
 - New York:  John Wiley & Sons,  1928 
 - xxi, 771p.:  illus;  24cm 
<br/><br/> Recommended for digitizing 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical tests and reagents<br/>Chemistry, Analytic -- Quantitative<br/>Colorimetric analysis