TRICYCLE HOBBY HORSE. HEILMAN & PERKINS' TRICYCLE HOBBY HORSE. AUTOMATIC LAMP EXTINGUISHER. BURGESS' AUTOMATIC LAMP EXTINGUISHER. Solder for Glass Porcelain and Metals. IMPROVEMENT IN GRATE BARS. Removing Hair and Freckles by Electricity. SPRING FRICTION MIRROR PIVOT. BREITHUT'S SPRING FRICTION MIRROR PIVOT. STOP ATTACHMENT FOR ROLLER SKATES. MILLER'S IMPROVED GRATE BAR., scientific american, 1885-10-03

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