108 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1914. 
ume 61, 21 papers, and title-page and table of contents; of volume 62, 
2 papers; of volume 63, 6 papers; and of volume 64, 1 paper; in all, 
36 papers, as follows: 
Volume 57. 
No. 11. Cambrian geology and paleontology. II. New Lower Cambrian sub- 
fauna. By Charles D. Walcott. Published July 21, 1918. Pp. 309- 
326, pls. 50-54. (Publ. 2185.) 
No. 12. Cambrian geology and paleontology. II. Cambrian formations of the 
Robson Peak district, British Columbia and Alberta, Canada. By 
Charles D. Walcott. July 24, 1918. Pp. 327-3848, pls. 55-59. (Publ. 
2186.) 
No. 18. Cambrian geology and paleontology. II. Dikelocephalus and other gen- 
era of the Dikelocephalinew, By Charles D. Walcott. April 4, 1914. 
Pp. 3845-412 and index, pls. 60-70. (Publ. 2187.) 
[Title-page and table of contents.] (Publ. 2270.) In press. 
Volume 59. 
No. 19. Harly Norse Visits to North America. By William H. Babcock. July 
9, 1913. iii4+-213 pp., 10 pls. 
Title-page and table of contents. vi pp. August 7, 1918. (Publ. 2234.) 
Volume 60. 
No. 28. The influence of the atmosphere on our health and comfort in confined 
and crowded places. By Leonard Hill, Martin Flack, James Mc- 
Intosh, R. A. Rowlands, and H. B. Walker. Hodgkins Fund. July 
15, 1913. 96 pp.° (Publ. 2170.) 
No. 30. Explorations and field work of the Smithsonian Institution in 1912. 
March 28, 1913. 76 pp., 82 figs. (End of volume.) (Publ. 2178.) 
Title-page and table of contents. August 7, 19138. vi pp. (Publ. 2285.) 
Volume 61. 
No. 1. The White Rhinoceros. By Edmund Heller. October 11, 1918. 77 pp., 
31 pls. (Publ. 2180.) [Nos. 2 to 5 of this volume were published 
during previous year. ] 
No. 6. Great stone monuments in history and geography. By J. Walter Mewkes. 
September 15, 1913. 50 pp. (Publ. 2229.) 
No.7. New races of antelopes from British East Africa. By Edmund Heller. 
July 31, 19138. 13 pp. (Publ. 22381.) 
No. 8. The comparative histology of the femur. By Dr. J. 8S. Foote. August 
22 Ol EO MDD tous ey (Buble 22a25) 
No. 9. Descriptions of three new African weaver birds of the genera Estrilda 
and Granatina. By Edgar A. Mearns. July 31, 1913. 4 pp. (Publ. 
2236.) 
No. 10. Descriptions of four new African thrushes of the genera Planesticus and 
Geocichla. By Edgar A. Mearns. August 11, 1918. 5 pp. (Publ. 
2237.) 
No. 11. Descriptions of six new African birds. By Edgar A. Mearns. August 
30; 1913. 5 pp. (Publ. 2238?) 
No. 12. Populus Macdougalii. A new tree from the Southwest. By J. N. Rose. 
September 3, 1918. 2 pp.,1 pl. (Publ. 2289.) 
No. 13. New antelopes and carnivores from British East Africa. By Edmund 
Heller. September 16, 1918. 15 pp. (Publ. 2240.) 
