I.C.S. reference library
Subtitle: a series of textbooks prepared for the students of the International Correspondence Schools and containing in permanent form the instruction papers, examination questions, and keys used in their various courses: Plumbing materials; Sanitary fittings; House drainage; Water supply to buildings; Gas-fitting; Heating and ventilation; Steam heating; Hot-water heating; Fan systems of heating.
Publisher: I.C.S.
Published: 1909
Place of publication: London
Language: eng