Volcanic Processes: The 1980 Eruptions of Mount St. Helens, Washington. Peter W. Lipman and Donal R. Mullineaux, Eds. U.S. Geological Survey, Reston, Va., 1982 (also available from Superintendent of Documents, Washington, D.C.).
The La Crosse Tribune from La Crosse, Wisconsin on November 22, 1973 · Page 1
SM North HS (@SM_NORTH_HS) / Twitter
RRMine's Cooperated Mining Farm Has Been Honored With “The World's TOP 10 Mining Farms”
Molecule Searches in Comet Kohoutek (1973f) at Microwave Frequencies
Back Story: Comet Kohoutek was another flameout – Baltimore Sun
Slepička a kohoutek - návod na šití - MoVe materiál