This is a reproduction of a book published before 1923. This book may have occasional imperfections such as missing or blurred pages, poor pictures, errant marks, etc. that were either part of the original artifact, or were introduced by the scanning process. We believe this work is culturally important, and despite the imperfections, have elected to bring it back into print as part of our continuing commitment to the preservation of printed works worldwide. We appreciate your understanding of the imperfections in the preservation process, and hope you enjoy this valuable book. ++++ The below data was compiled from various identification fields in the bibliographic record of this title. This data is provided as an additional tool in helping to ensure edition identification: ++++ An Elementary Treatise On Plumbing, Heating, And Ventilation: Answers To Questions; Volume 6 Of An Elementary Treatise On Plumbing, Heating, And Ventilation: Prepared For Students Of The International Correspondence Schools, Scranton, Pa; International Correspondence Schools International Correspondence Schools International Textbook co., 1901 Technology & Engineering; Construction; Heating, Ventilation & Air Conditioning; Heating; Plumbing; Technology & Engineering / Construction / Heating, Ventilation & Air Conditioning; Technology & Engineering / Construction / Plumbing; Ventilation | An Elementary Treatise On Plumbing Heating And Ventilation by International Correspondence Schools, Paperback | Indigo Chapters