Call Number (LC) Title Results
SI 1.7:69/7 Report on aircraft supply of Great Britain and discussion of the difficulties involved in production. 1
SI 1.7:69/8 Uganda mosses collected by R. Dümmer and others (with one plate) / 1
SI 1.7:69/9 The Smithsonian eclipse expedition of June 8, 1918, (with four plates) / 1
SI 1.7:69/10 The reflecting power of clouds / 1
SI 1.7:69/11 The races of Russia (with 1 map) / 1
SI 1.7:69/12 Begoniaceae centrali-americanae et ecuadorenses / 1
SI1.7-69.0 Smithsonian miscellaneous collections, Vol. 69. 1
SI1.7-69.1 Smithsonian meteorological tables, based on Guyot's meteorological and physical tables; 4th revised edition (corrected to Jan. 1918) 1
SI1.7-69.10 Reflecting power of clouds. 1
SI1.7-69.11 Races of Russia. 1
SI1.7-69.12 Begoniaceae Centrali-Americanae et Ecuadorenses. 1
SI1.7-69.2 Mosses collected by Smithsonian African Expedition, 1909-10. 1
SI1.7-69.3 Atmospheric scattering of light. 1
SI1.7-69.4 Early Mesozoic physiography of southern Rocky Mountains. 1
SI1.7-69.5 Mammals of Panama. 1
SI1.7-69.6 On periodicity in solar variation. 1
SI1.7-69.7 Report on aircraft supply of Great Britain, and discussions of difficulties involved in production. 1
SI1.7-69.8 Uganda mosses collected by R. Dummer and others. 1
SI1.7-69.9 Smithsonian eclipse expedition of June 8, 1918. 1
SI 1.7:70/1 A lower Cambrian edrioasterid, Stromatocystites walcotti (with one plate) / 1