Image:0731.jpg|[[William Russell Birch]], ''View from Springland'', c. 1808.
Image:0322.jpg|File:0322.jpg|[[William Russell Birch]], "China Retreat Pennsyl.<sup>a</sup> the Seat of M.<sup>r</sup> Manigault," 1808, in William Russell Birch and Emily Cooperman, ''The Country Seats of the United States'' (2009), p. 79, pl. 19.
Image:0326.jpg|[[William Russell Birch]], "The View from Springland," in ''The country seats of the United States of North America: with some scenes connected with them'' (1808), pl. 2.
Changes - History of Early American Landscape Design