388 
ua; 
12. 
VI. On the determination of the distances of globular clus- 
ters. - VII. The distances, distribution in space, and di- 
mension of 69 globular clusters. - VIII. The luminosities 
and distances of 139 Cepheid variables. - IX. Three notes 
on Cepheid variation. - X. A critical magnitude in the se- 
quence of stellar luminosities. - XI. A comparison of the 
distance of various celestial objects. - XII. Remarks on the 
arrangement of the sideral universe. 
Prase (Fr. G.) and SÒapLey (H.). — Axes of symmetry în globular 
clusters. Washington, 1917 (Proceedings National Academy of 
Washington, 1917). 
— On the distribution of stars in twelve globular clusters. Washing- 
ton, 1917 (Contributions from the Mount Wilson Solar Obser- 
vatory, 129; “ Astrophysical Journal ,, vol. XLV, 1917). 
* Soper H. E. — Improvements in the method of and means for 
compiling tabular and statistical data. Brevetto N. 117834. 
London, 1918. 
Woopwarp Arraur Swita. — Lavori diversi di Paleontologia, tutti 
compresi nel quadriennio, cioè : 
Woopwarp (A. S.).. — The use of fossil Fishes in stratigraphical 
Geology. London, 1915. 
— The use of the Higher Vertebrates in stratigraphical Geology. 
London, 1917. 
— The fossil Fishes of the English Wealden and Purbeck forma- 
tions. Part I-II. London, 1916-1918. 
— A new specimen of Saurostomus esocinus. London, 1916. 
— On a Mammalian mandible (“ Cimolestes Cutleri ,) from an 
Upper Cretaceous formation in Alberta, Canada. London, 1916. 
— Early Man. London, 1917. 
— On a new species of Edestus from the Upper Carboniferous of 
Workshire. London, 1917. 
— Notes on the Pycnodont Fishes. London, 1917. 
— On the Skull of an extinct Mammal related to Aeluropus from 
a Cave in the Ruby Mines at Mogok, Burma. London, 1917. 
— The so-called Coprolites of Ichthyosaurians and Labyrinthodonts. 
London, 1917. 
— A Guide to the Fossil Remains of Man. 2"° edition. London, 1918. 
— and SwmirH (G. ELLior)) — On a Second Skull from the Pilt- 
down Gravel. London, 1917. 
— and Dawson (Ca.).. — On a Bone implement from Piltdown 
(Sussex). London, 1916. 
— and Perronievics (B.). — On the Pectoral and Pelvie Arches of 
the British Museum Specimen of “ Archaeopteryx ,. London,1917. 
