Refrigerating and Ice-Making Machinery - A Descriptive Treatise for Use of Persons Employing Refrigerating and Ice-Making Installations, and Others #262458

Although refrigerating and the production of ice by artificial means is said to have been known to, and practised by, the Ancients, it is only in comparatively recent times that improved systems and apparatus have enabled Operations to be carried out profitably On a commercial scale, and have rendered possible the numerous manufacturing and industrial applications now made.