Underwater heightmeter: A new handheld precision instrument for elevatio measuring in underwater surveying.
Botma, H.C. and Maarleveld, T.J., — 1987
Author Botma, H.C. and Maarleveld, T.J.,
Date 1987
Publisher International Journal of Nautical Archaeology, 16.2: 87-94.
Location Maritime Museum
Geographic Not Geographic
Main Technical information