1838. J. & C. Walker (Firm) and Society for the Diffusion of Useful Knowledge (Great Britain). Cartographic Details: Scale approximately 1:4,400,000. (E 56°--E 72°/N 39°--N 23°). Shows Bokhara, Cabool, Afghanistan, Beloochistan and part of Pe... Society for the Diffusion of Useful Knowledge; London.