CONTENTS. 
Proceedings: November od, 1800... 02 cs ndea eens ose ds nbs See eee 
Report ef the: Council. na Avs saeos oo esaak pas eaeee cane eee 
On the Geological Age and Relations of the Potomac Group of 
Virginia and Maryland. By J.S. NEwBerry. (Without ab- 
BELACHA re B yeu stig kc banee ois ove feces st ReEE RRSP oo ins arale ralis trae Sueuaie ene 
Proceedings: November 10th, 1890................cee0ee Risch a esotr a i 
On the Microbe of Phosphorescent Wood. By ALEXIS A. JULIEN, 
(Abstract.)\. .cccce-des bs eece cawtarerere xa ctatlafonstayste so ycteae tetemneieh cetera ele 
Proceedings: November.1' 7th; 1890.3 15 aainece shew Ss years wate 
Some Winnebago Arts. By FREDERICK STARR. (Abstract.).... 
Note on Hydrazoic Acid, a new mineral acid. By H. CARRING- 
TON. BOLTON oiaiais sin 'siw susie, s wouintahe arate oe ieee lonmt on as ata aiers oltentanatotets 
Proceedings: November 24th, 1890 .........2.0c00. cevscceuccoses 
Lecture: Cliff Dwellings of the Mancos Cafions. By FREDERICK 
H. CuaPIin, of Hartford, Conn. (Without abstract.)......... : 
Proceedings: November ‘28th, 18905... wns ic cee ene ove w ce ee ore 
Special Meeting jointly with the American Folk-lore Society.. 
The Practice of Conjuring Noxious Animals, as surviving in 
the Folk-Lore of New England. By W. W. NEWELL. (With- 
out abstract.) ois. ve's oe A DU een eee cee ss aaa Sy sdectreverate 
Three Lessons in Rhabdomancy. By L. J. VANCE. (Without 
abstract.)......0. PIR sa Rs Oe PRTG AOE Oc 
Sone Hawaiian Pastimes. By H. CARRINGTON BOLTON. (With- 
Out abstracty maces ss cias coi cres eh oe eeereers Peco be De 5 
Proceedings: December 1st, 18901). <0 14 ciiveees onc sake se tiniis gum n's 
Proceedings: December, Sth, 1800). foe coca wie vinaialee ewe bre we aie 
Report of the Council.........5...¢..00. See eto a Rare mee = 
The United States Eclipse Expedition to West Africa, 1889-90. 
By HAROLD JAcoBY. (Without abstract.)........cccseeeeeees 
Proceedings: December 15th, 1890....... .........-- CRS COTES 
Lecture: Life and Scenes in the Hawaiian Islands. By H. Car- 
RINGTON BOLTON. (Without abstract.)...... sabe erere Saat oeer 
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