Library of Congress
Authorities & Vocabularies
found: His Probing the earth, 1977.
found: Achilles Rizzoli, 1997: CIP t.p. (John Beardsley) data sheet (b. 1952)
found: Designing wildlife habitats, c2013: ECIP t.p. (John Beardsley; Dumbarton Oaks Research Library and Collection)
found: Art through time, a global view, viewed Aug. 22, 2012 at Expert biographies (John Beardsley, Ph.D.; director of garden and landscape studies, Dumbarton Oaks, Washington, D.C.; author of Gardens of revelation, and of Earthworks and beyond)
found: Gardens of revelation, viewed Aug. 22, 2012 (Beardsley, John Michael)