00562nam a2200169Ia 4500003000900000008004100009040001600050080002300066110003300089245012100122260005000243300000800293500002800301650001800329650002400347650002100371IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:691.424bISI  aIndian Standards Institution 0aIndian standard specification for burnt clay flat terracing tilesbpt. 1, mechine madecIndian Standards Institution  aNew DelhibIndian Standards Institutionc1975  a7p.  aIS 2690 : Part 1 : 1975  a Standards   a Terrestrial Tiles  aNASA Thesaurus