... I FORTY-SIX LIVES LOST. (From the Quebec Mkercury, June 13.) Last night, at ten o'clock, a fire broke out in the Theatre if Royal, St. Lewie-street, at the close of Mr. Harrison's exhibition y of bie Chemical Dioramas. From the information we have been a able to glean, a. camaphine lamp was overact, from some cause or iother, and thle stage at once became enveloped in flamee. In an a ...