hristian Leh- or screw, placed vertically to a horizontal base, when smoothly and squarely upon a beveled striking plate man, of Elgin, Iowa. The section of pipe adapted to turned in the reverse direction, seem to the spectator to attached to the door frame. The bolt is automatically enter the… … portion. The lowerend of the recess formed by the Philadelphia, Pa. A clamp, of which a face view is inner curved: piece, which makes a groove substan- shown in Fig. 2, is adapted to be locked around the tially T shaped in cross section, is closed by a stop pipe carrying the valve to be renewed,…
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