8 4 



XIX. Mr. John Anderson, F.G.S., offers a Prize of£i is. for 

 the Best Original Measured Drawing and details of 

 some ruined building in the Province of Ulster, of 

 not later date than the 15th century. The building 

 selected to be different from that for which the Prize 

 was given last year. The Prize Drawings to become 

 the property of the Club. 



XX. Professor James Thomson, LL.D., offers a Prize of 

 £1 is. for the Best Essay and Oral Answering on 

 the Optics of the Microscope. In event of there 

 being not less than three competitors of sufficient 

 merit, a Second Prize of 10s. 6d. will also be given. 

 Details of the conditions under which this Prize is 

 offered willbe found in the Report for 1869-70. 



XXL Mr. J. W. Murphy offers a Prize of 10s for the Best 

 Collection of Recent Sponges. 



CONDITIONS. 



No Competitor to obtain more than One Prize in any 

 one year. 



No Competitor to be awarded the same Prize twice within 

 five years. 



All Collections to be made personally during the Session, 

 within the Province of Ulster. Each species to be correctly 

 named, and locality stated. The Flowering Plants to be col- 

 lected when in flower, and classified according to the natural 

 system. The Sketches and Drawings to be the Competitors' 

 own work. The Essays to be given in to the Secretaries on 

 or before 17th March, 1872, 



The Prizes to be in books, or suitable scientific objects, 

 at the desire of the successful Competitors. 



Further information regarding these conditions may be 

 had from the Secretaries. 



If FE&. && 



