REPOET OF THE SECRETARY. 101 
SPECIAL PUBLICATIONS. 
The following publication was issued in octavo form : 
Classified list of Smithsonian publications available for distribution October 
15,1918. 1918. 31pp. (Publ. 2524.) 
PUBLICATIONS OF THE UNITED STATES NATIONAL MUSEUM. 
The publications of the National Museum are: {a) The annual 
report to Congress; (5) The Proceedings of the United States Na- 
tional Museum; and {c) The Bulletin of the United States National 
Museum, which includes the Contributions from the United States 
National Herbarium. The editorship of these publications is vested 
in Dr. Marcus Benjamin. 
During the year the museum published 2 annual reports, 2 volumes 
of the proceedings, 48 separate papers forming parts of these and 
other volumes, 6 bulletins, and 20 separate parts of other bulletins. 
The issues of the proceedings were as follows : Volumes 52 and 53 
complete. 
The issues of the bulletins were as follows : 
Bulletin 50, Part VIII. The Birds of North and Middle America, by Robert 
Ridgway. 
Bulletin 99. East African Mammals in the United States National Museum ; 
Part I, Insectivora, Chiroptera, and Carnivora; and Part II, Rodentia, Lago- 
morpha, and Tubutidentata, by N. Hollister. 
Bulletin 100. Contributions to the Biology of the Philippine Archipelago and 
Adjacent Regions. Volume 1, part 4 : Report on the Chaetognatha collected by 
the United States Fisheries Steamer Alhatross during the Philippine Expedition, 
1907-1910, by Ellis L. Michael ; part 5, Hydromedusae, Siphonophores, and Cteno- 
phores of the Alhatross Philippine Expedition, by Henry B. Bigelow. Volume 2, 
part 1 : The Salpidae collected by the United States Fisheries Steamer Aldatross 
in Philippine waters during the years 1908 and 1909, by Maynard M. Metcalf ; 
part 2 : The Salpidae — a taxonomic study, by Maynard M. Metcalf and Mary M. 
Bell. Volume 3 : Contributions to the Biology of the Philippine Archipelago and 
Adjacent Regions. Starfishes of the Philippine Seas and Adjacent Waters, by 
Walter K. Fisher. 
Bulletin 102, volume 1. The Energy Resources of the United States — a field 
for reconstruction, by Chester G. Gilbert and Joseph E. Pogue, Also, The Min- 
eral Industries of the United States. Part 5 : Power — its significance and needs, 
by Chester G. Gilbert and Joseph E. Pogue. Part 6: Petroleum — a Resource 
Interpretation, by Chester G. Gilbert and Joseph E. Pogue. Part 7: Natural 
Gas — its production, service, and conservation, by Samuel S. Wyer. 
Bulletin 103. Contributions to the Geology and Paleontology of the Canal 
Zone, Panama, and geographically related areas in Central America and the 
West Indies, represents the work of a number of specialists, whose papers 
were issued, in separate form, as follows : 
Pages 1-13 : On some fossil and recent Lithothamnicae of the Panama Canal 
Zone, by Marshall A. Howe. 
Pages 15-44 : The Fossil Higher Plants from the Canal Zone, by Edward W. 
Berry. 
Pages 45-87 : The Smaller Fossil Foraminifera of the Panama Canal Zone, by 
Joseph Augustine Cushman. 
12573°— 21 8 
