Biodiversity Heritage Library
By "Ettle, Robert Erwin. "
The measurement and partial explanation of the effect of pressure on the specific electrical conductance of sea water.
By: Ettle, Robert Erwin.
Publication info: Monterey, California :Naval Postgraduate School,1969.
Oceanography of the Grand Banks region of Newfoundland and the Labrador Sea in 1970 / Robert Erwin Ettle and Thomas Wolford.
By: Ettle, Robert Erwin. - Wolford, Thomas C.
Publication info: Washington :U.S. Coast Guard Oceanographic Unit,1972.