Indian standard specification for burnt clay flat terracing tiles  pt. 1, mechine made 
Indian Standards Institution 
 - New Delhi  Indian Standards Institution  1975 
 - 7p. 
<br/><br/> IS 2690 : Part 1 : 1975 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Standards <br/> Terrestrial Tiles<br/>NASA Thesaurus 
<br/><br/><label>Universal Decimal Class. No.: </label>083.7:691.424  / ISI