cale, was furnished to this office by Mr. Fur- dotted lines, as shown in Fig. 1, indicating the move- ness, and it certainly forms a very valuable and relia- y'j of an inch. Yellow pine showed the same wear as ment of the saddle and brake shoe as the brake is ap- white pine, and the oak specimen… … left hand corner of each specimen drawn on a half size BOBGFELBT'S BICYCLE BRAKE. scale. The diagonal shading shows the portion of the SADLER'S VALVE TESTING AND LOCKING DEVICE. materials which remained intact, and the clear space ing devices partly in section. The improvement has beneath shows the…
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