Blue Heron Illustration by Mark Catesby circa 1722 By Melanie | November 10, 2013 Blue Heron Illustration by Mark Catesby circa 1722from Verzameling van uitlandsche en zeldzaame vogelen, published by J.C. Sepp 1772-1781 Posted in CC License, Zoological and tagged 1720, 1722, 1770, 1780, Blue Heron, Heron, Mark Catesby ← Oriole and Tulip Tree Illustration by Mark Catesby circa 1722American Bison Illustration by Mark Catesby circa 1722 →