wrist band which it in. Such a device is shown in the accompanying the flowing of oil wells on the farm of Mr. John W. supports a series of rods, provided at their opposite engraving. The line drawing shows a section through Waitz near Oil City, Pa. One hundred wells are thus ends with pads adapted… … fast. The wheel is then turned to bring the pins 0 When the well The device with the egg attached thereto is placed and F into their respective cam grooves. It will be FLOWING OIL WELLS BY is to be flowed, in water and will sink to a depth depending upon observed that the wheel is gripped laterally…
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