44 MEDICAL AND SURGICAL PRODUCTS AND LABORATORY EQUIPMENT-NAMELY, SYRINGES, NEEDLES, STOPCOCKS, OBSERVATION TUBES, ADAPTERS, THERMOMETERS, BANDAGES, AMPULE FILES, FINGER COTS, MICROSCOPE SLIDES, COVER GLASSES, ETHYL-CHLORIDE, PIPETTES, HEALTH SUPPORTS AND ORTHOPEDIC SPECIALTIES, CRUTCHES AND CANES, CRUTCH ACCESSORIES, INVALID RINGS AND CUSHIONS