Note II-61 — Chapter II · ANTIQUITIES OF THE ISTHMUS, COSTA RICA, MOSQUITO COAST, AND NICARAGUA.
Reading edition
Boyle's Ride, vol. i., pp. 200-2, 209, vol. ii., pp. 45-6; Squier's Nicaragua, pp. 515, 521; cut of the leg of a stone vase, Id., (Ed. 1856,) vol. ii., p. 339.