Bruhns Ed. <br/><br/>
New manual logarithms to seven places of decimals 
Bruhns Ed. 
 -  1930 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>61356 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maths
<br/><br/><label>Dewey Class. No.: </label>B1e, G0