Show EARLY inventions tim argand lamp was discovered ay by iy argand jr while arand ar and sr was vas busy bui y studying the probia problem of how bow to produce a good white light the boy clapped the broken neck ol of a wine bottle over the dull red real flame of the lamp and the work woric was done klino lad had an opera glass or at least what hat is besci described abed by pliny as a clear white geni gem through aln I 1 which ho was accustomed aci cus tomed to ali 7 ol of th the c gladiators ladia tors the principle of the lens icus not cot then being known the stone was believed to possess a mag magical ical quality As early as 1660 dr clayton distilled coal boal in i retort and ami produced sas which lie he conf confined inea 1 in bladders and was as accustomed to amuse his fiands lay by burning tins this pas gas as it issued from holes in the bladder pricked with a p pin in this was one bun hundred alred aud and fifty y years cars before gwi ga lamps till TIIT chinche gou oes its abominable to the peculiar alloy used in its construction vile the chinese claim that this instrument of torture wa va invented in order to frighten the devil and some people are arc of the opinion that the celestial idea was not far wrong |