00301nam a2200109 a 4500008004100000050001500041100002000056245003800076260005300114300001500167350000900182120416s1937    ||||||||||||||||| ||    u  aTA 440 Kil  aKilcawley, E. J10aWeathering resistance of concrete  aNew YorkbRensselaer Polytechnic Institutec1937  a83p. : ill  a0.00