![CC-P-0114.T.jpg](http://iiif.mused.com/VhN77Mf_T-cc-p-0114-t.jpg/full/1000,/0/default.jpg)
An illustration of Captain Schank's design of a vessel with three sliding keels. He built and designed it upon his return to Deptford, England in 1778.
An illustration of Captain Schank's design of a vessel with three sliding keels. He built and designed it upon his return to Deptford, England in 1778.