CONGRZSSUS III TERHA TI ORALIS ORNITHOLOGICUS 
AMSTERDAM_1910 
- 2 - 
LECTURES 
20 Minutes are allowed for lectures and 5 minutes for discussion. 
In view of the custom regulations; we kindly request you.to 
give us particulars about your intent to bring films, slides, 
and bird skins. A typewritten copy of the papers should be given 
to the General Secretary, Prof. Dr.L.F. de Beaufort, before the 
Congress. 
FAREWELL DIMER 
The farewell dinner will take place at the Carlton Hotel. 
Price FI.5.- wine and coffee included. Evening dress. 
PAYMENTS 
The subscription should preferably be paid in advance to 
Mr.J.G. van Marie, c/o Handelsvereeniging van Dudok de Wit & Co. 
IT .V., Vijgendam 2/6, Amsterdam-Centrum. From June 2nd on, 
the subscription, as well as the charges for the excursions 
and the farewell dinner, can also be paid at the Bureau of the 
Congress, Colonial Institute. The Bureau will be open the 2nd 
of June at 9 a.m. and on the following days during the Congress. 
INFORMATION- AND TRAVEL LIE G-BUREAU 
For participants, arriving on Sunday June 1st, an information- 
bureau will be established in the Central Station. A travelling- 
and exchange—office will be open at the Colonial Institute 
during the Congress. 
INFORMAL MEETING 
This informal Meeting will take place on Sunday, the 1st of 
June at 8 o'clock p.m. in the Restaurant of the Zoological 
Gardens of the Royal Zoological Society "Ratura Artis Magistral, 
for which no special entrance cards are needed. 
The Royal Zoological Society "Hatura Artis Magistra".invites 
the participants of the Congress to visit its Zoological 
Gardens, its aquarium and its museums. Ho special entrance 
cards are needed. 
The director of the Society would be pleased to enable those 
members of the Congress, who do not join the excursions, to 
visit the gardens and the aquarium under guidance. 
