SCCS # B-77:  International Coin Club 1985 souvenir card (BEP) depicting the back of the Third Charter $50 National Bank Notes.  The vignette on the back is titled "Mechanics and Navigation", designed by Ostrander Smith and engraved by G. F. C. Smillie.  Hmmm, the bare-breasted lady at the right looks NOTHING like *my* mechanic ...