Original oil and gas trade magazine vintage ad for WELEX JET SERVICES INC, of Fort Worth, TX. Risk your Drive to save a ball? Sometimes you get a pretty fair oil well even though you attempt to perforate the casing with out-moded methods. But you best protect your well investment, and obtain increased productivity by perforating with Welex Jets. This unique 1953 old oilfield petroleum drilling industry equipment magazine advertisement would display beautifully matted and framed.