( 889 ) 
Boston. Academy of arts and sciences. — Natural History 
Society. 
Buenos-Avyres. Scciedad cientifica Argentina. 
Cambridge. Museum of compar. 20ülogy. — Observatory. 
Chicago. Field Columbian Museum. — Kenwood Observa- 
tory. 
Cordova. Academia de ciencias. 
Granville. Denison University. 
Halifax. Nova-Scolian Instilute. 
Ithaca. Journal of physical chemistry. 
Lincoln. University of Nebraska. 
Mexico. Observatorio. — Sociedad de historia natural. 
Montévidéo. Universidad. 
Mont-Hamilton. Lick Observatory. 
Montréal. Natural history Society. 
New-Haver, Journal of sciences. 
New-York. Academy of sciences. — Museum of natural 
history. 
Philadelphie. Academy of natural sciences. — Franklin 
Institute. — The american Naturalist. —  Philosophical 
Society. — Historical Society. 
Rochester. Academy of sciences. — Geological Society. 
Saint-Louis, Academy of sciences. 
Salem. Essex Institute. 
San-Francisco. California Academy of s£iences. 
Santiago de Chili. Société scientifique. 
Toronto. Canadian Institute. 
Washington. U. S. national Museum. — Smithsonian 
Institution. — U. S. Geological Survey. 
Amiens. Société industrielle. 
Bône. Académie d'Hippone. 
Bordeaux. Société des sciences physiques et naturelles. 
