Talk:Andrew Gentle
[http://www.nga.gov/content/ngaweb/research/casva/research-projects.html A Project of the National Gallery of Art, Center for Advanced Study in the Visual Arts ]
For further research:
More information on Gentle may be recorded in the papers of the New York Horticultural Society, housed at the New York Botanical Garden; http://www.nybg.org/library/finding_guide/archv/NYHS_RAf.html {RA, 10/14/15]
