Robert W. Decker

1927

• Volcanoes
• Volcanoes and the earth's interior
• Mountains of fire
• The Eastern Pacific Ocean and Hawaii
• Geology of the Bull Run quadrangle, Elko County, Nevada
• Geophysics in Indonesia
• Mount St. Helens National Volcanic Monument (A Pocket Portfolio Book©) (Pocket Portfolio Ser. Series, 3)
• Mountains of fire
• Renewed activity of Anak Krakatau
• Volcanism in Hawaii
• Volcanism in Hawaii
• Volcano watching