Study of vibratory principle of propulsion in nature and possibility of utilizing it for driving watercraft; vibrating fishtails made of tempered flexible steel attached to boats, upper one being oscillated by engine and lower one by foot power, to propel boats speedily forward.
Why not propel boats by vibration?
Sci. Am
Scientific American ; 141 , n 1
1929
2 pages
4 Figs.
Article (Journal)
English
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