Johnson, Alfred Edward  1858- <br/><br/>
The Analyst's laboratory companion:  a collection of tables and data for the use of public and general analysts, agricultural, brewers' and works' chemists, and students; together with numerous examples of chemical calculations and concise descriptions of several analytical processes/ 
by Alfred E. Johnson 
 - 5th ed., thoroughly rev. with additions 
 - London:  J & A Churchill,  1920 
 - ix, 176p;  19cm. 
<br/><br/> Recommended for digitizing 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical apparatus--Handbooks, manuals, etc<br/>Chemical laboratories--Handbooks, manuals, etc