'Published under the superintendence of the Society for Diffusion of Useful Knowledge.' 'Published by Chapman & Hall, 186 Strand, 15 Oct. 1842.' 'J. & C. Walker, Sculpt.' Scale [ca. 1:7,600,000]. 1 in. to ca. 120 miles (W 125°--W 91°/N 43°--N 23° 30?). 1 map ; 31 x 39 cm. Relief indicated by hachures and spot heights. Shows elevations in yards. Includes notes on exploring expeditions, etc. Borders hand colored. Chapman & Hall.
Cyril Wengert stands in between his two sons, Robert Wengert, (left) and Ward Wengert, (right). All three of the Wengerts are wearing suits. It appears as if there is a white tie around the right arm of Robert and Ward Wengert.