Aveust 4, 1899. ] 
Henry Edward Crampton, Jr.: The Early History 
of the Egg in Molgula Manhattensis. 
George Van Ness Dearborn: The Emotion of Joy. 
Edwin Grant Dexter : Conduct and the Weather. 
Elmer Wallace Firth: Micro-organisms in the Air 
of Public Buildings and Conveyances, due to Im- 
proper Methods of Cleaning. 
Shepherd Ivory Franz: After-Images. 
George Balthasar Germann : National Legislation 
concerning Education: Its Influence and Effect. in 
the Public Land States East of the Mississippi. 
Frederick Smith Hall: Sympathetic Strikes and 
Sympathetic Lockouts. 
John Duer Irving : Some Eruptive Rocks of the 
Northern Black Hills and their associated Ore-bodies. 
Smith Ely Jelliffe : The Flora of Long Island. 
Edward Kasner : The Invariant Theory of the In- 
version Group. 
Walter Coluzzi Kretz : Positions and Proper Mo- 
tions of the Principal Stars of the Cluster in Coma 
Berenices as deduced from Measurements of the 
Rutherfurd Photographs. 
James Howard McGregor: Spermatogenesis in 
Amphiuma. 
James Maclay : Double Minimal Surfaces whose 
Minimal Curves have Two Points on the Infinitely 
Distant Circle. 
John Francis Woodhull: The Teaching of Physics 
in Secondary Schools. 
Frederick John Pope: Investigation of Magnetic 
Tron Ores from Eastern Ontario. 
George Albert Soper : The Purification of Drinking 
Water by the Use of Ozone. 
Adna Ferrin Weber: The Growth of Cities in the 
Nineteenth Century. 
Theodore Greely White: The Black River, Tren- 
ton, and Utica Formations in the Champlain Valley 
of New York and Vermont. 
Harriet Winfield : The Oil of Maize. 
Robert Sessions Woodworth : Psychology, The Ac- 
curacy of Voluntary Movement. 
THE JOHNS HOPKINS UNIVERSITY. 
Edward William Berger: Zoology, The Cubome- 
dus, Physiological and Histological. 
William Noland Berkeley : Chemistry, An Investi- 
gation of the Relative Rate of Reduction of Nitro- 
benzoic Acids. 
Horace Greeley Byers: Chemistry, A Study of 
the Reduction of Permanganic Acid by Manganese 
Dioxide. 
Joseph Scudder Chamberlain: Chemistry, A 
Further Study of two of the Products of Transforma- 
tion of Parasulphaminebenzoic Acid when heated to 
220°. 
SCIENCE. 
131 
Francis Whittemore Cragin : Geology, The Paleon- 
tology of the Malone Jurassic Formation of Texas. 
Oliver Lanard Fassig: Geology, March Weather in 
the United States, with special reference to the Mid- 
dle Atlantic States: A Study of the Relations exist- 
ing between Mean Atmospheric Pressure and the 
General Characteristics of the Weather and Storms in 
March. 
George Stronach Fraps: Chemistry, The Composi- 
tion of a Wood Oil. 
Leonidas Chalmers Glenn : Geology, A Contribution 
to the Study of the Pelecypoda of the Miocene of 
Maryland. 
Caswell Grave: Zoology, Ophiura Brevispina, Say. 
Willis Boit Holmes: Chemistry, A Further In- 
vestigation of the Chlorides of Orthosulphobenzoic 
Acid and Paranitroorthosulphobenzoic Acid. 
George Oscar James: Mathematics, On the Dif- 
‘ferential Equations connected with Hypersurfaces. 
Joseph Francis Merrill: Physics, Influence of the 
surrounding Dielectric on the Conductivity of Copper 
Wires. 
Rokuro Nakaseko: Chemistry, Some Transforma- 
tions of Metasulphaminebenzoic Acid under the In- 
fluence of Heat. 
Frederick Albert Saunders : Physics, A Bolometric 
Study of the Spectrum of an Absolutely Black Body 
between the Temperatures of 100° and 578° Centi- 
grade. 
Harold John Turner : Chemistry, Reaction of Sul- 
phourea with Benzene- and Toluene-sulphon Chlo- 
rides. 
Campbell Easter Waters: Chemistry, A Study of 
the Products formed by the Action of Heat on Para- 
sulphaminemetatoluic Acid. 
Francis Daniel Wilson: Chemistry, I. Orthosul- 
phaminebenzoic Acid ; II. Orthocarbaminebenzene- 
sulphonic Acid. : 
James Henry Curry Winston: Chemistry, Action 
of Tetrazoditolyl Chloride and Tetrazodiphenyl 
Chloride on Certain Alcohols. 
YALE UNIVERSITY. 
Lee DeForest: Reflection of Electric Waves of 
very high frequencies at the ends of Parallel Wires. 
Alexander William Evans: The Hawaiian Jubu- 
loidex, a Tribe of Hepaticz. 
Arthur Woolsey Ewell: Rotatory Polarization of © 
Light in Media subjected to Torsion. 
Herbert Ernest Gregory : Geology of the Aroostock 
Voleanic Area of Maine. 
Franke Stuart Havens : Analytical Separations by 
Hydrochloric Acid. 
Holmes Condict Jackson: Some Observations on 
the Carbohydrates of the Liver. 
