8 



Sir Helenas R. Robertson, F.R.M.S., kindly lent a 

 number of Lantern Slides of Diatoms which were shown 

 on the screen. 

 MEMBERS* EXHIBITS— 



Diatoms — Navicula Rhomboides ... i 



„ Pleurosigma Angulatum ... ^ E. Fry 



„ Heliopelta ) 



„ from Egypt J. A. Henderson 



A form of Granite (Felspar, Mica, ^ 

 Quartz) largely used in the manu- 

 facture of Pottery and commercially V F. W. Hutton 

 known as "China Stone" (Polari- 

 scope) J 



Diatoms from Bay of Naples E, Leonard 



Diatomaceae— Barbados and Oamaru ] , j^ Macphail 

 deposits J 



Isthmia enervis and Living Diatoms... W. H. Read 



Hydroquinone, dissolved in Acetone "1 p t Smith 

 (Polariscope) J 



Diatoms-Oamaru--selected ... ... I i t. Norman-Thomas 



Young Trout— showing blood circulation j -" 



Diatoms C. H. Hesketh-Walker 



Diatoms Henry T. White 



APRIL 13th, 1917. 



P. F. Tinne, Esq., M.A., M.B., read a paper entitled 

 "War Bread" (illustrated by Lantern Slides). 



Synopsis: — Historical; Breadmaking; Cereals; Starches 

 of Various Flowers; Our dependance on Corn from abroad; 

 Legitimate or illegitimate Adulteration of Foodstuffs; Bread 

 and War Bread; Waste and Economy. 



MEMBERS' EXHIBITS— 



Potato Starch "1 £ p 



Section of Bean J ' 



Starch (tous-les-mois) l 



Pond Life (Rhinops vitrea, Synchaetadae I Theodore Garnett 



and other Rotifera) J 



Embryo Shell of Oyster J. A. Henderson 



Starch— Various .. -,.... •■ | W. Narramore 



Sections of Indian Corn and Wheat... J 



