Original oil and gas trade magazine vintage ad for HALLIBURTON OIL WELL CEMENTING.COMPANY, Main offices were located in Duncan, OK. Automatically Leak-Proof Sealing with Cup Type Retrievable Bridge Plug. Packer is the compatible combination in testing, treating, and squeezing procedures for isolating one or multiple zones individually, with unlimited spacing and no flow restriction, permits straddling of any desired section with only one trip into the hole. This unique 1959 old petroleum oilfield drilling equipment magazine advertisement would display beautifully matted and framed. Nice graphics.