Heating and air conditioning
Allen, John Robins, 1869-1920.
Heating and air conditioning [by] John R. Allen ... James Herbert Walker ... [and] John William James ... - 6th ed. - New York, London, McGraw-Hill Book Company, inc., 1946. - vii, 667 p. illus., diagrs. (part double) 24 cm.
Bibliography at end of most of the chapters.
Heating.
Air conditioning.
621
Heating and air conditioning [by] John R. Allen ... James Herbert Walker ... [and] John William James ... - 6th ed. - New York, London, McGraw-Hill Book Company, inc., 1946. - vii, 667 p. illus., diagrs. (part double) 24 cm.
Bibliography at end of most of the chapters.
Heating.
Air conditioning.
621