01547nam a22001931 45000010008000000080041000080100023000490190012000720350020000840350012001040500016001161000056001322450144001882600046003323000024003785050916004026500013013189840022013311583571771213s1871 enk 00010 eng  a 04033158 //r9621 a1133158 904033158 //r962 9140349400aQ171b.P9521 aProctor, Richard A.q(Richard Anthony),d1837-1888.10aLight science for leisure hours.bA series of familiar essays on scientific subjects, natural phenomena, &c. &c.cby Richard A. Proctor ... aLondon,bLongmans, Green, and co.,c1871. aviii, 316 p. 20 cm.0 aStrange discoveries respecting the aurora. -- The earth a magnet.--Our chief timepiece losing time.--Encke, the astronomer.--Venus on the sun's face.--Recent solar researches.--Government aid to science.--American alms for British science.--The secret of the North pole.--Is the Gulf Stream a myth?--Floods in Switzerland.--A great tidal wave.--Deep-sea dredgings.--The tunnel through Mont Cenis.--Tornadoes.--Vesuvius.--The earthquake in Peru.--The greatest sea-wave ever known.--The usefulness of earthquakes.--The forcing power of rain.--A shower of snow crystals.--Long shots.--Influence of marriage on the death-rate--The topographical survey of India.--A ship attacked by a sword-fish.--The safety-lamp.--The dust we have to breathe.--Photographic ghosts.--The Oxford and Cambridge rowing styles.--Betting on horse races; or, The state of the odds.--Squaring the circle.--A new theory of Achilles' shield. 0aScience. a2001cYY 500 P964