00377cam a2200157ua 4500020001000000041001000010082001800020100001900038245005900057250001200116260004400128300001100172365001000183504000500193700002100198  c16.00  aengh  a604.2bGAR/EN  aGarg, S B L  .  aEngineering drawing / cS B L Garg.hTextual Documents  a1 / b.  aAllahabad : bSaroj Prakashan , c1987.  a92 ; .  a16.00  a1 aBhardwaj, R K  .