"Pump Fiction Manual", by the writers and illustrators of the Hydraulic Institute, New York. Copyright 1954 by the Hydraulic Institute. They published this work. Presumed but unstated First Edition. NOT Ex-Library. No ISBN. Note - the photos you see are of this tutorial - no 'Stock Photos'.
A clean book in beige/deep green-lettered and decorated soft wraps, 11" x 8 1/2" x 87 clean pages including graphs and drawings.
The Hydraulic Institute was made up of companies in that industry - they are listed on the front endpage. Here is their excellent 'How-To' on the science of Pipe Friction.
Well written. Interiors Very Good, with Good, but slightly worn soft wraps. No looseness, No dogears, No mustiness, No smoke smell. We do try to describe them correctly - We want you back as a customer - hundreds of repeat customers.