Copy letter from Herbert Rix, to Professor Raphael Meldola, Fellow of the Royal Society Professor Smith's exhibit, which Meldola suggests, would doubtless be suitable but Rix assumes it would need the electric lantern to show it, and as the Society has already more than three times as many lantern exhibits as can possibly be shown, he is afraid it is out of the question for the May Soirée. 12 April 1893