Henry Tudor (1834). “Narrative of a tour in North America: comprising Mexico, the mines of Real de Monte, the United States, and the British colonies; with an excursion to the island of Cuba. In a series of letters, written in the years 1831-2”, p.233
Charles Sturt (1834). “Two expeditions into the interior of Southern Australia: during the years 1828, 1829, 1830 and 1831 with observations on ... New South Wales”, p.34