FRS Norman feather <br/><br/>
Introduction to the physics of mass lenght and time 

 -  1961 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>64243 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Matter<br/>Physics
<br/><br/><label>Dewey Class. No.: </label>C2, K1-;1