advantage. If well prepared, thephosphorescent solution will keep for a long timewithout deteriorating ; the experimenter has keptsome samples in a basement at a low temperaturefor more than six months. He expects to beable to increase the luminous effect, and thinks With a view to showing what a… … THE NEW &BMY 16-INCH BBEECH-LOADING BIFLE COMFABED WITH A 20-INCH BODHAN SMOOTH-BOBE AliD A FABBOTI 300-P01TNDEB BIFLE, October 20, igoo STBENGTHENTNG THE CANTILEVEB BBIDOE AX NIAGABA. Niagara has a world-wide reputation for its famous bridges. JVIore than one notable suspension bridge has been…
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