Original oil and gas trade magazine vintage ad for YARNALL WARING COMPANY of Philadelphia, PA. They Never Get Tired with 189 Yarway Gun-Pakt Expansion Joints. Old 1954 petroleum industry oilfield and refinery advertisement.
Original vintage oil and gas trade magazine ad for YARNALL WARING COMPANY of Philadelphia, PA. 3000 Impulses Help Keep Mid West Refinery On Stream. Pictured is a big refinery at Lawrencevi..
Original oil and gas vintage magazine ad for YARNALL-WARING COMPANY in Philadelphia, PA. Yarway floats on the load! Impulse steam trap only moving part is the stainless steel valve. This..