vii 
Japan. — Prof. J. Sakurai, Imperial University, Tokyo. 
Mexico. — Senor Don Jose M. Vigil, Presidente del Instituto Biblio- 
grafico Mexicano, Biblioteca Nacional, Mexico City. 
New South Wales. — The Hon. Sec., Royal Society of New South 
Wales, Sydney. 
New Zealand. — The Director, New Zealand Institute, Wellington, 
N.Z. 
Norway. — Mr. A. ICimr, Universitetet, Kristiania. 
Poland (Austrian, Russian and Prussian). — Dr. T. Estreicher, 
Sekretarz, Komisya Bibliograficzna, Akademii Umiejgt.noSci, 
Cracow. 
Portugal. — Senhor F. Gomez Teixeira, Academia Polytechnica do Porto, 
Oporto. 
Queensland. — John Shirley, Esq., B.Sc., Cordelia Street, South 
Brisbane. 
Russia. — Monsieur E. Heintz, l’Observatoire Physique Central Nicolas, 
Vass. Ostr. 23-me ligne, 2, St. Petersburg. 
South Africa. — L. P^ringuey, Esq., South African Museum, Cape 
Town, Cape of Good Hope. 
South Australia. — The Librarian, Public Library of South Australia, 
Adelaide. 
Spain. — Senor Don Jose Rodriguez Carracido, Real Academia de 
Ciencias, Valverde 26, Madrid. 
Sweden. — Dr. E. W. Dahlgren, Royal Academy of Sciences, Stock- 
holm. 
Switzerland.— Herr Prof. Dr. J. H. Graf, Schweizerische Landes- 
bibliothek, Berne. 
The United States of America. — Dr. Cyrus Adler, Smithsonian 
Institution, Washington. 
Victoria. — Thomas S. Hall, Esq., Hon. Sec. Royal Society of 
Victoria, Victoria Street, Melbourne. 
Western Australia. — J. S. Battye, Esq., Victoria Public Library, 
Perth. 
