Russia. 
Individuals. 
St. Petersburg Compass Observatory. 
Switzerland. 
Basel Naturforschende Gesellschaft. 
Bern Naturforschende Gesellschaft. 
Lausanne Societe Yaudoise des Sciences Naturelles. 
Neuchatel Societe des Sciences Naturelles. 
Zurich Naturforschende Gesellschaft. 
United States. 
Charleston Elliott Society of Natural History of 
South Carolina. 
New York Lyceum of Natural History. 
Ohio Kenyon College. 
Philadelphia Franklin Institute. 
St. Louis Academy of Science. 
Salem (Mass.) Essex Institute. 
Washington Department of Agriculture. 
Costa, Cavalier Achille . .Naples. 
Kronig, Dr Berlin. 
Lees, Hon. Chief Justice . .Nassau, New Providence, Bahamas. 
Poggendorff, Professor .... Berlin. 
Tortolini, Signor B Home. 
Wartmann, Professor Elie .Geneva. 
Wolf, Professor H Zurich. 
