T. R. Johnson No description specified. 1-2 (2 Records) Documents Geohazard and Archeological Survey Brazos Block 535 (1985) GEOHAZARD AND ARCHEOLOGICAL SURVEY BRAZOS BLOCK 535. COMAP GEOSURVEYS INC. SUBMITTED TO EXXON COMPANY USA. UNPUBLISHED Report ON FILE AT SHPO, TEXAS HISTORICAL COMMISSION, AUSTIN, TX. (1985)