Berkutovskaya gas-bearing area in the Bashkir ASSR

March 1-24, 1975. USSR. Bashkir ASSR. The pioneering team of the Isyangulovskaya deep drilling expedition: drilling rig supervisor E.K. Rodkin, shift drilling foreman S.Sh. Akhmetyanov, drillers G.D. Mustafin and A.G. Poder, diesel operator A.M. Gabdulhakov and drilling foreman B.I. Maksimov (from left to right), conducting work to determine gas reserves in the area of a new gas field in the Berkutovskaya gas-bearing area. The exact date and location of the photo have not been established. Viktor Vonog/TASS