Figure 49. Tanner helical mounting devised by Commander Zera Luther Tanner, USN, commanding officer of the U. S. Fish Commission Steamer ALBATROSS. It is verysimilar to other types of helical mountings in its design and operation. Tanner reported
4/5/2019 9:18:52 AM
Photographer: Y. Berard
Credit: Oceanographic Museum of Monaco
Subject: Oceanography