Mr. D. Mackenzie's 'Monster' Sighting at Loch Ness (sources)
The Loch Ness Monster, by Rupert T. Gould, 1976 Univerity Books, Inc., USA. NOTE: This is a reprint of the original 1934 edition published by Geoffrey Bles, London, England. ISBN: 0-8065-0555-9. Pgs.27-28