Quick view Compare Steinmetz, Charles Proteus & Ernst J. Berg; Theory and Calculation of Alternating Current Phenomena. New York, W. J. Johnston Co., 1897.
Quick view Compare Wegener, Alfred; Das Detonierende Meteor vom 3 April 1916 ….in Kurhessen. Marburg, 1917.
Quick view Compare Koppen, Wladimir P. & Alfred Wegener; Die Klimate der Geologischen Vorzeit. Berlin, Borntraeger, 1924.
Quick view Compare Gunther, Siegmund; Geschichte der Anorganischen Naturwissenschaften im Neunzehnten Jahrhundert. Berlin, Bondi, 1901.
Quick view Compare Davies, David Peter; A New Historical and Descriptive View of Derbyshire, from the Remotest Period to the Present Time. Belper, Printed and Published by and for S. Mason, 1811.
Quick view Compare Shaw, Norton, editor; Journal of the Royal Geographical Society, Vol. 28, for 1858. London, John Murray, 1858.
Quick view Compare Rahe, Jurgen; & Bertram Donn; Karl Wurm, Atlas of Cometary Forms : Structures Near the Nucleus. NASA SP-198. National Aeronautics and Space Administration, Washington D. C. 1969.
Quick view Compare Naugle, John E., et.al.; Earth Photographs From Gemini VI Through XII. NASA, SP-171, Washington D.C., 1968.
Quick view Compare Jet Proplusion Laboratory; Ranger IX Photographs of the Moon : Cameras "A" "B" and “P”. 1966. NASA SP-112, Washington D.C., 1966.