Project Introduction
[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 ]
Fig. 1, Anonymous, "Plan of a Suburban Garden," in A. J. Downing, ed., Horticulturist 3, no. 8 (February 1849): pl. opp. p. 353.
[[File:1051.jpg|thumb|right|Fig. 2, Daniel Wadsworth, "Monte Video, Approach to the House," in Benjamin Silliman, Remarks Made on a Short Tour between Hartford and Quebec, in the Autumn of 1819 (1824), pl. opp. p. 16.
