98 TRANSACTIONS OF THE [MAR. 2, 
G. V. Schiaparelli: Osservazioni . . . del Pianeta Marte, Memoria 
seconda, osservazioni dell’ opposizione 1879-80 (Roma, 1881). 
Notes on the Physical Appearance of the Planet Jupiter during the 
cr 1880-81. By Dr. O. Boeddicker (Trans. Royal Dublin Soc., 
(os 
Publications of the Cincinnati Observatory, 6: Micrometrical Measure- 
ments of 455 Double Stars observed during the Year ending Sep- 
tember 1, 1880 (Cincinnati, 1882). 
Reports of Astronomical Observatories for 1880 (Washington, 1881, from 
the Report of the Smithsonian Institution for 1880). 
Publicationen des astrophysicalischen Observatoriums zu Potsdam. 
Zweiter Band, 1881. 
Astronomical Observations and Researches made at Dunsink. PartIV., 
Dublin, 1882. 
IT.; 156: 
Observations of the Transit of Venus, December 8-9, 1874, made and 
reduced under the direction of the Commission created by Con- 
gress. Edited by Simon Newcomb. Part I., General Discussion 
of Results. Washington, 1880. 
‘The Multiple Star = 748. By E.S. Holden. Washington, 1881. (Wash. 
Obs., 1877, App. II.) 
Publicationen der K. Universitats-Sternwarte zu Leipzig. HeftI. Leip- 
zig, 1882. 
[AMORA Halehe Mittheilungen von Dr. Rudolf Wolf, No.'55. 
(IIT., 21. 
“¢ Areographische Beitrage zur genauern Kenntniss und Beurtheilung 
des Planeten Mars.” Von Dr. J. H. Schréter. Nach dem Manu- 
scripte auf der Leidener Sternwarte herausgegeben von H. G. van 
de Sande Bakhuyzen. Leiden, 1881. 
Annals of the Observatory of Harvard Cullege. Vol. XIII. Part L., 
Micrometric Measurements, 1866-81. Cambridge, U. S., 1882. 
Statement of Work done at the Harvard College Observatory during 
the Years 1877-1882. By E. C. Pickering (Cambridge, 1882). 
A Plan for securing Observations of Variable Stars. By E. C., Picker- 
ing (Cambridge, 1882). 
‘The Solar Parallax from Meridian Observations of Mars in 1877. By 
J. R. Eastman (Wash. Obs. from 1877, Appendix JII.). 
III, 35, 
Resultados del Observatorio Nacional Argentino en Cordoba. B, A. 
Gould. Vol. ii, Observaciones del Afio 1872 (Buenos Aires, 1882). 
Celestial Charts made at the Litchfield Observatory of Hamilton Col- 
lege, Clinton, N. Y. By C. H. F. Peters. Charts Nos. 1-20. 
fitude du Spectre Solaire. Par Ch. Fievez (Bruxelles, 1882). 
Zur Beurtheilung der Veranderlichkeit rother Sterne. Von E. Linde- 
mann (Mém. de l’Acad, Imp. de St. Pétersbourg. T. XXX., No. 4). 
Ueber den Einfluss der Diffraction an Fernréhren auf Lichtscheiben. 
Von Hermann Struve(Mém. del’Acad. de St. Pétersbourg, T. XXX.). 
Kurzer Bericht tiber meine Untersuchungen tiber die Hypothese eines 
wiederstehenden Mittels. Won O. Backlund (Mélanges mathém. et 
autr:, 1. WL). 
