Annual Report of the Board of Regents of the Smithsonian Institution, Band 107

acid activity aircraft Alaska Alexander Wetmore animals annual archeological Arctic associate curator aureomycin bacitracin birds bromeliads building Bureau cell chemical chloramphenicol coast collection deposits disease dome drug excavations exhibition field figs fiscal fishes forest fund Gallery of Art glacial ages Grasshopper Glacier ice sheet increased Indian insects investigations Iriomote Island June 30 laboratory Lake land lava Library Lincoln malaria mammals marine material Midewiwin mosquitoes mountain National Museum natural North America northern occur Okinawa organisms Pekin duck penicillin percent period phosphate phosphorus photographs plants Pleistocene present publications radiation radio received recorded region reptiles Reservoir area result River Basin Surveys rugglesi Ryukyu Ryukyu Islands Santa Catarina scientific shells Shima Smithsonian Institution snails snake soil songs South southern species specimens streptomycin temperature terramycin ticks tide tion trees turtle types tyrothricin United vertebrates Washington