By Gardner T. Voorhees, S. B.

A complete practical, elementary treatise of the absorption system of refrigeration and its broad general principles of operation, showing also its development.

The subject is presented with practical references to well known natural laws as parallels, so that one need not possess engineering knowledge to follow the text.

PRICE{Bound in Cloth$2.50
Bound in Full Morocco3.00

Compend of Mechanical Refrigeration

By Dr. J. E. Siebel

This book presents in a convenient form the rules, tables, formulae and directions which are needed by contractors and engineers of refrigerating machinery, ice manufacturers, cold storage men, meat freezing establishments, packers and all others interested in the practical application of refrigeration. It is, in fact, designed to give ready and plain answers to most of such questions as are daily occuring in any one of the different branches of practical refrigeration.

PRICE{Bound in Cloth$3.00
Bound in Flexible Morocco3.50