ACADEMY OF SCIENCES. 37 



South of that, along the entire coast, the deep inlets and fiords, resembling the 

 Norwegian fiords, are supposed to have been caused by glacial action, as there 

 is always a glacier at the upper end of them. Two feet beneath the surface 

 there is eternal ice. 



Explanation of Map.— «, Kwichpak Kiver; &, Norton Sound; 1, St. Michaol's Isl- 

 and; 2, Grantley Harbor; 3, Plover Bay; 4, Behring's Strait; 5, Kotelkargiit llivcr; 6, 

 Nulato; 7, Nuklukahye and junction of Tanana Kivcr; 8, Ft. Youkon ; 9, liussian Mission; 

 10, Andreoffsky ; 11, Colville River; 12, Shageluk Slougli; 13, Kollmakoflfeky Keduubt on 

 the Kuskoquin Rivor and portage to the Mission ; 14, Capo Itomanzoff; 15, Mt. St. Elias; 

 16, Nushergak Lake and Chulitnia River; 17, Koyoukuk Mountain; 18, Kusillvak Mountain; 

 19, Country of the Malilcmuts; 20, Cook's Inlet; 21, Kodiak Island; 22, Ft. Hope; 24. Car- 

 boniferous formation ; 25, A'olcanic ; 26, Tertiary ; 27, Azoic. 



The thanks of the Academy were voted to Mr. Dall for his very 

 interesting address. 



Regular Meeting, October 19th, 1868. 

 President in the Chair. 



Nine members present. 



Mr. Bradley dehvered a lecture on the " Value of the Study of 

 Science in its Historical Relations," and illustrated some scientific 

 principles by experiments with hydrostatic apparatus. 



Regular Meeting, November 2d, 1868. 

 President in the Chair. 



Twelve members present. 



Mr. Amos Bowman was elected a resident member. 



The President stated that Mr. Falkenau was unable to deliver 

 the lecture appointed for this evening. 



He then gave some account of his observations on the eifects of 

 the earthquake of October 21st, at various places around the bay, 

 and promised a fuller description at some future meeting. A gen- 

 eral discussion ensued on the subject of earthquakes, which occupied 

 the rest of the evqiiing. 



Regular Meeting, November 16th, 1868. 

 President in the Chair. 



* 



Nineteen members present. 



