In summer, swift motorboats cleave both Manhattan's broad grey Hudson River and narrow, oily East River. But unusual is the sight that Manhattanites had last weeka tarpaulin-covered motorboat left all night on a truck at a Park Avenue corner. Many another night and all day many another glistening, rivet-new motorboat was being carted through the streets. Gapers who followed these land-hauled boats found they were bound for Grand Central Palace, there to bask in blue and silver brilliance for the 25th (Silver Anniversary) New York Motorboat Show.
Trends. Three 1930 boating trends were discerned:...