Pneumatic conveying, by E. G. Phillips 72290 [Author: E. G. Phillips] [Link: https://www.gutenberg.org/7/2/2/9/72290] [File: 72290-0.txt] Thanks to Bob Taylor, deaurider and the Online Distributed Proofreading Team at https://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Regards, Al