The construction of laboratory apparatus for schools :  workshop designs with specifications and instructions / 
Prepared for UNESCO by H. Streurs Chemiske Laboratorium, Copenhagen. 
 - [Paris,  1954- 
<br/><br/> Title pages and texts on diagrams in English and French.  Booklets, in French and English, containing preface and text, laid in portfolios. 
<br/><br/>Ser. 1. Elementary -- ser. 2. Secondary. 
<br/><br/><label>LCCN: </label>a  55003953 //r 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Laboratories -- Equipment and supplies.--Laboratories -- Equipment and supplies.