Manual for submarine mining, by U.S. War Department 73701 [Author: U.S. War Department] [Link: https://www.gutenberg.org/ebooks/73701] note: link will be active within two hours of posting. Thanks to 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