Anonymous, "Plan of the foregoing grounds as a Country Seat, after ten years’ improvement," in A. J. Downing, A Treatise on the Theory and Practice of Landscape Gardening," (1849), 114, fig. 24.

Anonymous, "Plan of the foregoing grounds as a Country Seat, after ten years’ improvement," in A. J. Downing, A Treatise on the Theory and Practice of Landscape Gardening, Adapted to North America: With a View to the Improvement of Country Residences. Comprising Historical Notices and General Principles of the Art, Directions for Laying Out Grounds and Arranging Plantations, the Description and Cultivation of Hardy Trees, Decorative Accompaniments to the House and Grounds, the Formation of Pieces of Artificial Water, Flower Gardens, Etc., with Remarks on Rural Architecture (1849), 114, fig. 24. National Gallery of Art, Washington, D.C.