Original oil and gas trade magazine vintage ad for EXCHANGE BANKS OF TULSA.  The Exchange National Bank and Exchange Trust Company.  Intimate Knowledge of the Oil Industry.  The Credit Sentry of the Oil Fields.  R. M. Farlin, H.H. Rogers, W.A. Brownlee, J.H. Evans, H.F. Sinclair, Geo. S. Bole, H.L. Standeven, Thomas Chestnut, Frank Haskell, Robert E. Adams, J. Stewert Pearce, J.A. Hull, J.A. Chapman, J.J. Larkin, J.J. McGraw, W.E. Sinclair, Dana H. Kelsey, H.G. Barnard, H.V. Foster, J.H. Markham, Jr., John Y. Murry, E.P. Harwell, H.C. Ashby, C.B. Peters, Chas. E Bush. Old 1928 petroleum industry banking and finance  advertisement.