Origjnally published in 1920 . The operations herein described are those which actually took place in the year 1918 and detail accounts of the cruises of all the submarines that operated off the American coast during the First World War. Please note this is a reprint of an important historic publication and has been extensively cleaned up by the publisher. While every effort has been made to make these books accessible they sometimes reflect the nature of the age of the originals including the typefaces, typewriter used, print quality and occassional marginalia. These are not poor quality OCR documents with missing pages or tracts illegible text.