Draft Survey Hydrometer Quilpie and memorabilia

and memorabilia

Edition  26 Jul 2019

Australia - North West Coast - Western Australia - Pelican Island to Penguin Shoal 1:300 000

wooden handles and more

Draft Survey Hydrometer Quilpie and memorabiliaDraft Survey Hydrometer by Zeal in the United Kingdom is suitable for use in sea or fresh water. It was specially designed in collaboration with S. G. S. Van Bree N. V., Antwerp, member of the Societe Generale de Sur veillance S. A. Geneva, to ensure that when carrying out a Draft Survey on cargo carrying vessels the weight to volume relationship of the supporting water was precisely measured and accurately reported. Not all hydrometers are