Parsons, L.M.. <br/><br/>
Everyday Science /  Textual Documents 
L.M.Parsons. 
 - 2nd ed. / 
 - London :  Macmillan and co ,  1949. 
 - 695p. :  ill ;  20cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Science Human Activities G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>500  / P 254 Ev