Original vintage oil and gas magazine ad, MANNING, MAXWELL AND MOORE, INC. of Watertown, MA. Try One In The Line And You'll See Why Specifying Hancock Bronze Valves Means Big Savings In Your Valve Investment. Pictured is a Hancock 500 Brinell Bronze Valve. The actual image is a clean, off-white color, not the pinkish tone which is a scanner error. Old 1955 petroleum valve industry advertisement. On the reverse side is THE TIMKEN ROLLER BEARING COMPANY of Canton, OH. Steel and Tube Division. Specialists In Fine Alloy Steels, Graphitic Tool Steels and Seamless Tubing. To Get The Best Possible Tube Life Per Dollar Ask The Experts! Shown is the flattening test of 10 1/2" O.D. by 1.580" wall of 18-8 Cb showing the excellent ductility of large, heavy-wall Timken high temperature steel tubing. Also a report on Sicromo 7. Old 1955 petroleum industry equipment advertisement. Approximate size 9 x 12 inches.
- SKU p354
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