00632nam a2200229Ia 4500 183467 BIBL 20160527190526.0 731228s1974 nyua b 00110 eng 73022345 //r85 0070493022 BUCG TD883 .P45 1974 628.5/3 628.53 P448a Perkins, Henry C. (Henry Crawford) Local 149801 Air pollution [by] Henry C. Perkins. New York McGraw-Hill [1974] xiv, 407 p. illus. Includes bibliographies. Air Pollution. Local 50146 140564 140564 0 0 lc 0 TD_883_000000000000000__P45_1974 0 mbl 118212 12 12 20 2016-05-27 270696 0 TD883 .P45 1974 50000001896413 2016-05-27 00:00:00 r:183467 z:NCC:D 6