28 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 
Inst of Workers. 
March 23rd to April 15th. Professor Herdman. 
, DON wena loti Miss E. C. Herdman. 
April 6th to 19th. Miss R. C. Bamber. 
ts Sth to 19th. Miss M. Bowen. 
Miss M. Howells. 
Miss M. Quayle. 
Miss E. M. Stephenson. 
Miss C. M. Jarvis. 
Miss P. E. Harris. 
Miss KE. A. Dodd. 
April 9th to 20th. Miss B. Gilman. 
sf 9th to 20th. ' Miss M. Hobbins. 
. 9th to 20th. Miss L. Thorpe. 
1) Lath to 26th. Miss C. Mayne. 
August ith to September 27th. Professor Herdman. 
jth = 27th. Miss E. C. Herdman. 
Seite 16th to 23rd. Professor Newstead. 
Hs 20th to 27th. Professor B. Moore. 
The Lnbrary. 
“The value of the Library as an adjunct of the labora- 
tories slowly but steadily creases. In view of the growing 
economic importance of the study of Insects, a number of 
modern standard works dealing with the Class and with some 
of its more important Orders have been added. The governing 
bodies of a number of Biological Stations, British and Foreign, 
have again contributed their Annual Reports and Results, 
for which our thanks are accorded. The catalogue is now in 
a sufficiently forward state to be of considerable value to 
researchers and students. 
The Fish Hatchery. 
“The stock of plaice for this year’s hatching operations 
consisted of 51 survivors of the previous season’s stock, and 
23 new fish brought from Niarbyl in November, 1917. Of the 
latter, 12 only were of the recognised spawning size of 13 inches. 
“The total number of eggs collected from the ponds 
during the season is 4,280,850. The first were placed in the 
hatching boxes on February 25th. On one occasion only, 
March 9th did the number skimmed from the pond exceed 
