583 



Redfield 



Sedtenbacher. 



584 



geb. 1720, 



gest. 1789, Juli 1, KÖnigsbrück. 

 Observations sur l'ötat präsent de la djoptrique, 

 sur les moyens de perfectionner les lunettes 

 ä r^fraction et sur la decouverte qu'on an- 

 nonce d'un nouveau-genre d'objectifs etc. 

 (M6ra. Berlin 1759). Considöratioas sur i'in- 

 fluence que Newton attiibue ä la diverse r6- 

 frangibililöde la lumiere sur les lunettes ä r6- 

 fraction (Ib. 1760). Gonsidörationsdioptriques, 

 troisiöme parlie, application des principes de 

 la thi^orie ölablie dans les deux premlers par- 

 ties ä la pratique dans la consstruction des lu- 

 nettes etc. (Ib. 1 761 ) . Hcraisplicre septentrio- 

 nalo et möridionale, dresse en 1754 par Mr. le 

 comte de R., ex6cut6 par l'ordre de i'acad. ä 

 Berlin 1762. 



Redfield, William C . . . — Anfangs 

 Mechanicus, später in New-York bei der 

 Dampfschifffahrt und dem Transport auf 

 dem Hudson beschäftigt (Sillim.lS.Journ. 



XXIII et xxiv;, 



geb. 1789, März 2 5, Middletown, Con- 

 necticut, 



gest. 1857, Febr. 12, New-York. 

 Remarks on the prevailmg storms at the At- 

 lantic Coast of the North American States (Sil- 

 lim. Journ. XX, 1831). On the hurricane of 

 Aug. 1831 (Ib. XXI, 1831). On the hurricanes 

 and storms of the West Indios and the coast of. 

 the United States (Ib. XXV, <k33;. Summary 

 stat.^ments of .someof Ihc leading facts in me- 

 teorology (Ib. id.). On the evidcr.ce of certain 

 phenomena in tides and rneteorology (Ib. 

 XXVIll, 1835). On the i:alss and hurricanes of 

 the Western Atlantic (Ib. XXXI, 1836). Re- 

 marks on the supposed connexion of the Guif 

 Stream wilh opposite currents (Ib. XXXIl, 

 1837). Meleorological sketches flb. XXXIII, 

 1837- 38). Some account of two visits to the 

 mountains in Essex Connly (Ib. id.). On Ihe 

 courses of hurricanes, wilh noiices of the ty- 

 phoons of Ihe China Sea and olher storms (ib. 

 XXXV, 18:i9). Some account of violent co- 

 lumnar whirlwiiuis which appear to have re- 

 sulled froin the action of large circular fires 

 (11« XXXVl, 1«39). A<1<iitionai facts to the Ra- 

 leigh's iyphoon in the China Sea (Ib id ). Ab- 

 slracls of tneteorolog. ob»s. made at St. John's, 

 Newfoundland, and at Canton in China, wilh 

 some notice of the half-yearly inequalilies of 

 alniospheric ilislribuiion which a[ipear in Ihese 

 ob.servations Ib. XXXVIII, 1840). Remarks re- 

 lating to the tornado which visited New Bruns- 

 wick, New Jersey, 1835, June 19 etc. (Ib. XLI, 

 1841). Observations ort Ihe storm of 1839, 

 Dec. 15 etc. (ib. XLII, 1842). Reply to Dr 

 Hare'g ohjections to the whirlwind Iheory of 

 storms (Ib. id. et XLIII, 1842) Notice of Dr. 

 Hare's striclures on Prof. Dove's essay on Ihe 

 law of storms ;Ih. XI.IV, 1843). Reinark-* on 

 tides and ihe prevailing currents of the ocean 

 and almosphero (Ib. XLV, 1843;. On the drifl 

 ice and currents of ih?. North Alianticelc. (Ib. 

 XLVIIL 184 5). — On Ihe three bövcral hurri- 



canes of the American seas, and tbeir relation 

 to the Northern so called of the gulfof Mexico 

 etc. (Sillim. New Journ. I et II, 1846). Effects 

 of the earlh's rotation upon falling bodies and 

 upon the atmosphere (Ib. III, 1847). On the 

 spiralily of motion in whirlwinds (Ib. XXIII, 

 1857). Notes attached to a communication : 

 On the avoidance of the violent portions of 

 cyclones, with noticesof a typhoon at the Bo- 

 nin Islands (Ib. id.). On paciOc cyclones (Ib. 

 XXIV, 1857). — On the whirlwind cbaracter 

 of certain storms (Journ. Franklin Instit. XIX, 

 1837). Remarks on Mr. Espy's theory of cen- 

 tripelal storms etc. (Ib. XXIII et XXIV, 1839). 



— Account of the circular storm of Dec. 1 839 

 (London, Nautical Mag. 1840). The law of 

 storms and its penalties for neglects (Ib. 1850). 

 On the firat hurricane of Sept. 1858 in the At- 

 lantic etc. (Ib. 1854). — On the apparent ne- 

 cessity of revising the received Systems of dy- 

 namical rneteorology (Proceed. Americ. As- 

 soc. for Advancem. of Sc, 4'^ Meet. 1850). On 

 the value of barometer in navigating the Ame- 

 rican lakes (Ib. 7"« Meet. 1853). On Ihe storm 

 of 1 854, Oct. 7 near the coast of Japan etc. (Ib. 

 9'^* Meet. 1855). A storm-track of seven Ihou- 

 sand miles (Cleveland, Ann. ofScience, 1853). 



— Meteorologische u. geologische Beobach- 

 tungen, Schriften überDampfschifffahrt u. Ei- 

 senbahnen. 



Bedl, Francesco. — Dr. Med. et 

 Phil., Leibarzt d. Grossherzöge von Tos- 

 cana Ferdinand II. und Cosraos III. 

 Mitgl. d. Accademia del Cimento (Ni. IIi; (J), 

 geb. 1626, Febr. 18, Arezzo, 

 gest. !697, März 1, Pisa.* 

 Experimenta circa res diversas naturales, quae 

 ex Indiis praecipue afferunlur; accessere ob- 

 servationes de Viperis et Epistola ad aliquot 

 oppositiones factas in suas observationes circa 

 Viperes, itemque observationes circa iüas gut- 

 tulas et fda ex vilro, quae rupia in quacunque 

 sui parte penitus communiuntur, 12°, Amste- 

 lod 1675 (Italienisch: 4o, Firenze 1671; auch 

 .Miscell. Acad. Nat. Cur. 1671). Lettera intorno 

 air invenzicne degli occhiali di naso, 4", Fi- 

 renze 1678. — Belletristisches. 



• gest. 1«98, März 1 (T/). 



Hedte»bacher, Jacob Ferdinand. 



— Von 18.30 bis 1834 Assistent an d. po- 

 iylechn. Schule in Wien, dann Prof. an d. 

 Iibheren Industrieschule in Zürich bis 1841 

 und seitdem Prof. an d. polytechn. Schule 

 in Carlsruhe, gegenwäriig auch Director 

 derselben (Or), 



geb. 1809, Juli 25, Steyer, Oeslerreich 

 ob d. Enns. 

 Theorie u. Bau d. Turbinen u. Ventilatoren, 

 8^ Mannheim 1844, 2. Aufl. 1848. Theorie u. 

 Band Wasserräder, 4°, Ib. 1 846, 2. Aufl. 185S. 

 Rp.^uliate für d. Maschinenbau, 8°, Ib. 1848, 

 4 Aufl. 1860. Die calorische Maschine, 8", Ib. 

 1S52, 2. Aufl. 1853. Pfincipien d. .Mechanik 



