Tomkins, R. V. <br/><br/>
Natural sodium sulphate in Saskatchewan. 

 - 2d ed. 
 - [Regina] Province of Saskatchewan  Dept. of Mineral Resources, Industrial Minerals Research Branch,  1954 [i.e.1955] 
 - 71 p.  illus., fold.map, diagrs., tables.  26 cm. 
 - Saskatchewan. Dept. of Mineral Resources. Report  no. 6 .
 - Saskatchewan.  Department of Mineral Resources.  Report  no. 6. .
<br/><br/><label>LCCN: </label>gs 59000350  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sodium sulfate.
<br/><br/><label>LC Class. No.: </label>QE194  / .A27 no. 6, 1955 
<br/><br/><label>Dewey Class. No.: </label>553.63