EEPORT ON THE OPERATIONS OF EXCHANGES. 



95 



American Statistical Association .. 

 American Unitarian Association . . . 



Appalachian Mountain Club 



ArchiBological Institute of America. 



Athenaeum 



Boston Hospital 



Boston Post 



Boston Public Library 



Boston Scientific Society 



Boston Society of Natural History. 



Bowditch Institution 



Bowditch Library 



City Library 



Commonwealth of Massachusetts.. 



Corporation of the city 



Handel and Hayden Society 



Legislature of Massachusetts 



Massachusetts Agricultural College 

 Massachusetts Historical and Gene- 

 alogical Society 



Massachusetts Horticultural Soci- 

 ety 



Massachusetts Institute of Tech- 

 nology 



Medical and Surgical Journal 



New England Historical and Gen- 

 ealogical Society 



Public Free Library 



Science Observer 



State Board of Agriculture 



State Board of Health 



State Library 



Cambridge : 

 American Philological Association. 



Atlantic Monthly 



Etymological Club "Psyche" 



Geological Survey of Massachusetts 



Harvard College 



Harvard College Observatory 



Museum of Comparative Zoology.. 



Peabody Museum 



Cambridgeport : 



Private Observatory 



Jamaica Plain : 



Bnssey Institution 



Salem : 

 American Association for the Ad- 

 vancement of Science 



Essex Institute 



Peabody Academy 



South Hadley : 

 Mount Holyoke Seminary Observa- 

 tory 



Williamstown : 

 Astronomical Observatory 



14 

 1 

 1 

 1 

 3 

 1 

 2 



26 

 2 

 226 

 1 

 3 

 1 

 1 

 2 

 1 

 1 

 1 



11 



5 



18 



2 

 3 

 3 

 1 



7 

 16 



1 

 1 

 4 

 1 



48 

 19 

 93 



13 



50 



85 

 81 



Worcester : 

 American Antiquarian Society . . 



MICHIGAN. 



Ann Arbor : 

 Geological Survey of Michigan.. 



Observatory 



Society of Agriculture 



University of Michigan 



Battle Creek: 

 High School Observatory 



Coldwater: 

 Michigan Library Association. .. 



Detroit : 

 Historical Society of Michigan . . 



Detroit Observatory 



Public Library 



State Agricultural Society 



Grand Rapids: 

 State Agricultural Society 



Lansing: 



Lansing Scientific Society , 



State Agricultural College , 



State Board of Agriculture 



State Board of Health 



State Library 



State Medical Society 



Ypsilanti : 

 State Normal School Observatory. 



MINNESOTA. 



Duluth : 

 Scandinavian City Library 



Minneapolis: 

 Geological Survey of Minnesota.. 

 Minnesota Academy of Sciences. . 

 University of Minnesota 



Northfield : 

 Carleton College Observatory 



Saint Paul : 



Academy of Natural Sciences 



Chamber of Commerce 



Historical Socieffey of Minnesota .. 

 Minnesota State Library 



MISSISSIPPI. 



Oxford : 

 Observatory of the University of 

 Mississippi 



Jackson : 

 Mississippi State Library 



11 



10 

 9 

 2 

 4 



4 

 1 

 8 

 22 

 2 

 5 



MISSOURI. 



Columbia: 

 Laws Observatory. 



