DADU, HYDERABAD, AND KARACHI DISTRICTS. Surveyed 1925- 1927. No. 40 C SW
Magnetic Declination about l° 0' East in 1931.
(Decreasing by about 3' annually).
Published under the direction of Bridadier H.J. Couchman, D. S.O. M.C., Surveyor-General of India, 1934.
Scale Inch to 2 Miles, or 1: 126,720.