found:Archipelago New York, 2018:p. 6 (Adriaen Block) p. 69 (Dutch sailor; in 1614 he became the first European to sail up the East River into the Long Island Sound)
found:Wikipedia, via WWW site, viewed March 20, 2019(Adriaen Block; Aerjan Block; born 1567 in Amsterdam; died 1627 in Amsterdam; credited as namesake for Block Island and Rhode Island)