[67] Carolyn Wood Stretch, "Early Colonial Clockmakers in Philadelphia," Pennsylvania Magazine (July 1932), vol. 56, pp. 225, 235; Eckhardt, op. cit. (footnote 9), pp. 18, 24, 198.

[68] D. F. Magee, "Grandfather's Clocks: Their Making and Their Makers in Lancaster County," Papers read before the Lancaster (Pa.) Historical Society, 1917, pp. 63-77.

[69] Prime, op. cit. (footnote 17), p. 260.

[70] Palmer, op. cit. (footnote 34), p. 200.

[71] Alexander Hamilton, Official Reports on Publick Credit, A National Bank, Manufactures and a Mint (Philadelphia: Wm. McKean, 1821), pp. 208-209.

[72] Rita Gottesman, The Arts and Crafts in New York, 1726-1776 (New York: New York Historical Society, 1938), p. 307.

[73] Gillingham, op. cit. (footnote 35), p. 295.

[74] Hoopes, op. cit. (footnote 50), p. 3; and Hoopes, op. cit. (footnote 24), pp. 101-103.

[75] Hoopes, op. cit. (footnote 19), pp. 106-107.

[76] E. G. R. Taylor, The Mathematical Practitioners of Tudor and Stuart England (Cambridge: Cambridge University Press, 1954), pp. 185-292.