vi CONTENTS. 
NUMBER CLX. 
Art. XXIX.—Recent Explorations in the Bf Ges: Walley 
7 foi of Dutchess County, New York; by W. B. 
Peewee aunt oo ol We Hiei cee 
4 2 a Kinisipaced of Mr. Alfred R. Wallace’s modifica- 
tion = tite ig epee Theory of Secular Changes of 
Clim ORO. Sc ee oo hee ks oe 
XXXII. D edutbylon tb the Geology of Rhode Island ; by 
eet Meare Dine doi by Wan, 
XXXIV.—Tourmaline “aa associated minerals af ‘Auburn, 
Deena he te ONE od oo Sa eke etd 
V.—Andalusite ons ‘do rham, Maine; by G. F. Kunz, 
eaoge he ee Garnet from Wakefield, Canada; by G. 
evar Ee linatal Motions at small Floating Bodies in 
relation to the validity of the postulates of “the Theory 
3 
of Capillarity ; by J. LeConrr 
XXXVI. — Principal characters of American Jurassic 
Dinosaurs; by O. C. Marsu. (With Plates VIL-XIV 
XIX 
), 
XX _—A new order of extinct Jurassic Reptiles (Mace- 
3 
lognatha) ; by O. C. Marss 
SCIENTIFIC INTELLIGENCE. 
try and Physics.—Reduction of Gases to normal abliget KREUSLER, 
—Influence exerted by the surrounding nage Medium on the Productio 
Hemp. 
yt 
Electricity hk gory prone : Method employed for cleaning the 
Liebi 
w 
nr 
© 
315. 
n of 
ig Sta 316.—Combustion of the "Diam ond, FRIEDEL, 317.—Behavio 4 fag 
Carbon ran cide toward air cod moist Phosphorus, REMs! = and KalIsER, 3 
—Temperature ceo by Oxygen in a state of ebullition, and on the alia 
eation of Nitrogen, M. 8. WrosLeski, 319.—Diary of a Magnetic c Survey 
portion of the Dominion of Canada. chiefly in the Northwestern Territories 
Notes 
: bes s on Electricity sn “aren J. B. Mourpoor, 320.—R ol 
tive Proportions of the Steam Engine, W. D. MarKS: Ueber den gPneeien 
stim 
den ee und Temperatur- cedeliaiont eines herpes und tiber 
of a 
are fe 
ela- 
ung von Tragheitsmomenten durch Bifilarsuspension, W. Hassock and F. 
coca cack "33 1 
Geology and Natural vag Phlghe ptesige case similarity of the East-American 
Soi , 321.— 
ter soy and Potsda i R. P. W. movemen 
Notice Botanical works by tices FEFFER, SACHS, TIEGHEM 
Soinanc 82 322,—Tendeney in Tasintive, A. Gray, 326, 
and 
