Wallss & practitions of blocks  9 of slabs 

 - London: British Standard Code of Practice for Building  1953 
 - 21p; illust. 30cm 
 - British Standard Code of Practice CP 122(1952) .
<br/><br/> Photocopy 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tolerace (Engineering)<br/>Technical drawing.