Original oil and gas trade magazine vintage ad for MIXING EQUIPMENT COMPANY, INC. Main office was located at 174-d Mt. Read Blvd, Rochester NY. C.B. Webster Drilling Company of Houston, TX, keeps cost low by drilling deep holes with less mud by using Lightnin Mud Mixers. Shown are tanks and mixers for Rig No. 2 in Lake Charles, LA. This unique 1955 old oilfield petroleum industry drilling rig equipment magazine advertisement would display beautifully matted and framed.