FOURTH WINTER MEETING.— NOVEMBER 25th, 1902. 



"PHOTOGBAPHIC FAILUEES AND THEIREEMEDY.' — By Mr. .J. T. SMITH. 



T]ie fourth meetiniT was bnld on NoviMiibt^r 25, of photographic negativps .ind prints, and ex- 

 when Mr. J. T. Smith ^ave an instructive lectat-p plained how these nn^aHves could be improved 

 on •' Pholographic F;iilnr"s and their Remedy." and hoiv to avoid these failures. The lecture 

 The lecture was fully illu-tiated with lantern should prove of much practical use to our photo- 

 slides and specimens The lecturer pointed out graphic members, 

 the causes of most of the failures in the makincr 



FIFTH WINTER MEETING— DECEMBER 9th, 1902. 



'FISSURE FLOWS OF LAVA.'— By CAPTAIN McDAKIN, E.D.S.L 



The fifth winter meeting was held in the Beaney " Fissure Flows of Lava,,' illustrated by Prismatic 

 Institute on Tuesday, December 9, when a lecture Rocks of Stirling Castle, etc. In the course of his 

 was delivered by Captain McDakin. R.U.S.I., on discourse, the lectuier said : — 



