"Rudolph II in Prague"
Ruhmkorff, Rontgen, Regensburg: Historische Instrumente zur Gasentladung
Rule for measuring Heights by the Barometer, reduced to the English Measure of Length and adapted to Fahrenheit's Thermometer, and other Scales of Heat, and reduced to a more convenient Expression by the Astronomer Royal. Read at the Royal Society January
Rules [&] List of Members
Rules and Orders of the Society Instituted at London, for the Encouragement of Arts, Manufactures, and Commerce
Rules and Orders of the Society Instituted at London for the Encouragement of Arts Manufactures and Commerce
Rules and Tables for Clearing the Compass of the Regular Effect of a Ship's Attraction
Rules for judging the Change and Alteration of the Weather by the Barometer
Rules, chiefly deduced from experiment, for conducting the Practical Operations of a Siege
Rural chemistry : an elementary introduction to the study of the science in its relation to agriculture and the arts of life
"Rural Places in the Early Nineteenth Century"
"Rural Transport in the New Oxfordshire"
Ruskinian Gothic: The Architecture of Deane and Woodward 1845-1861
Russian Bibliography Libraries and Archives: A Selective List of Bibliographical References for Students of Russian History, Literature, Political, Social and Philosophical Thought, Theology and Linguistics
Russian Tool and Instrument Makers of 18th Century (Russkie Priborostroiteli Pervoi Poloviny XVIII Veka)
Rutherford Collection at McGill University