336 PROCEEDINGS. 



3. The lever testing machine of 4000 pounds capacity for test- 

 ing wire, cements, &c. was shown testing cement briquettes ; this 

 machine was made in the laboratory. A shot machine of 2000 

 pounds capacity made by Messrs. Fairbanks, America, was shown 

 testing cement briquettes. 



4. The experimental engine and boiler made by Messrs. Rustin 

 & Proctor, was shown at work, with four indicators, two friction 

 brakes, throttling calorimeter, Carpenter's separating calorimeter, 

 thermometers, gauges, pyrometer, measuring tanks, water meter, 

 weighing machines, <fec. 



5. The gas engine was used to drive the various machine tools 

 in the work shop, and the pump working the accumulator. 



6. Thurston's oil testing machine and Bolt's cylinder lubricant 

 tester, made by Messrs. Bailey & Co., Salford, were exhibited. 



7. Morin's transmission dynamometer with autographic recorder, 



8. The collection of Kinematic models made by Schroeder of 

 Darmstadt. 



Biological Laboratory (Prof. Haswell, m.a., d.Sc.) — Series of 

 stages of chick embryos mounted on revolving stage. Section of 

 a Calcareous Sponge. Zoophyte with budding medusae at various 

 stages. Tetrarhynchus — a parasite from the Groper fish. Emu 

 chick from the egg. For pita, (disc zoophyte). Microscopic Shells 

 of Radiolarians. Diachoris magellanica, Bryozoan. Velella, (sail 

 zoophyte). Doliolum. Appendicular ia. Amphioxus. Echino- 

 rhynchus. Liver Fluke. Phoronis. Vorticella. Larva of Echiurus. 

 Ephyra stage of Jelly-fish. Section of Rhizome of Bracken 

 Fern. Various plant models and zoological diagrams were 

 also exhibited. 



Medical School (Prof. T. P. Anderson Stuart, m.d.) — The 

 bacillus of diphtheria. The bacillus of green wool, &c. Certain 

 effects of filtering water. Working models to illustrate action of 

 the larynx, «fec. o ' ; 



Geological Laboratory (Prof. T. W. E. David, b. a., f.g.s.)— ; 

 A large Solar Microscope and Polariscope for projecting images of 



