608.7  / C86d5 <br/>
Crowther, James Gerald <br/>
       DISCOVERIES AND INVENTIONS OF THE 20th CENTURY 
 / 
 .- 5th rev. & res. 
 .- London: Routledge & K. Paul,  c1966 
 .- 434. 
<br/><u>Subject Headings:</u> <br/>Inventions -- Hist;
<br><U>Copy Details:</u><br> Acc. No.: <b>K2299</b>, Full Call No.: 608.7 C86d5,   Item type:  Books , Location: COMPACT STORAGE (BASEMENT), <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>