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Hiibschmann, F. T. 3. Ueber das Amygdalin, 

 nebst einem Vorschlage zu desscn leichterer und 

 wolilfeilerer Bereitung. Pommer, Zeitschr. IV., 

 1849, pp. 312-316. 



Huckett, Thomas. Ecmarks on a few rare 

 British species of Lepidoptera. Newman, Zoolo- 

 gist, XXI., 1S63, pp. 8601-8606. 



Huddart, J. Observations on Horizontal Re- 

 fractions which affect the appearance of terres- 

 trial objects, and the Dip or Depression of the 

 Horizon of the Sea. Nicholson, Journ. I., 1797, 

 pp. 145-152; Gilbert, Annal. III., 1800, pp. 

 257-380. 



2. Description and use of the Station 



Pointer, an instrument for readily ascertaining 

 the situation of the observer after having deter- 

 mined the angular position of three known 

 objects. Nicholson, Journ. VII., 1804, pp. 

 1-5. 



3. Letter on the apparent enlargement of 



the Moon at low altitudes. Nicholson, Journ. 

 X., 1805, pp. 139-141. 



Huddleston, L. Method of conveying Boats or 

 Barges from a higher to a lower level, and the 

 contrary, on canals, by means of a Plunger, 

 instead of losing water by Locks. Nicholson, 

 Journ. IV., 1803, pp. 236-241. 



Huddlestone, H. Note on the progress making 

 in the provinces of Gurhwal and Kumaon in 

 the cultivation of the Tea Plant. India, Agric. 

 Soc. Proc. 1842, pp. 11-13. 



2. A few additional particulars regarding 



Hemp cultivation in Gurhwal, with some 

 remarks on the copper and iron mines of that 

 province. India, Agric. Soc. Journ. III. (pt. 2), 

 1844, pp. 83-84. 



Hudson, Charles. Notes in elucidation of the 

 geometric quadrature. India Review, II., 1838, 

 pp. 206-210. 



2. The geometric method of trisecting 

 angles, and a demonstration for the mechanical 

 methods of the same, which have heretofore 

 been extant. India Review, II., 1838, pp. 332- 

 333, 396-398. 



3. On the trisection of an arc or angle. 



India Review, II., 1838, p. 399. 



Hudson, Henry. On the phenomena usually 

 referred to the Radiation of Heat. Brit. Assoc. 

 Rep. 1835, pp. 163-169 ; (pt. 2), pp. 9-11. 



2. Method for inferring the Dew-point 



from the indications of the Wet-bulb Hygro- 

 meter. Phil. Mag. VII., 1835, pp. 256-265. 



3. On an error in Dr. APJOHN'S formula 



for inferring the specific heats of dry gases. 

 Phil. Mag. VIII., 1836, pp. 21-23. 



4. Remarks on M. MELLONI'S and Prof. 



POWELL'S papers on the transmission of calorific 

 rays. Phil. Mag. VIIL, 1836, pp. 109-112. 



VOL. m. 



Hudson, James. On American Phosphate of 

 Lime. Agric. Soc. Journ. XII., 1851, pp. 249- 

 255. 



Hudson, James. Hourly observations on the 

 Barometer, with experimental investigations 

 into the phenomena of its periodical oscillation. 

 Phil. Trans. 1832, pp. 575-594; Silliman, 

 Journ. XXIV., 1833, pp. 393-395. 



Hudson, R. Fowclt. On Hydatids. Australian 

 Mod. Journ. VI., 1861, pp. 75-88. 



Hudson, Robert. A notice and an inquiry on 

 a rare species of Fossil Shell, discovered in a 

 Chalk-Pit near Lewes, and deemed to be a 

 species of Conia. Mag. Nat. Hist. IX., 1836, 

 pp. 103-105. 



Hudson, W. B. On an improvement in Gas 

 Illumination. Quart. Journ. Sci. X., 1821, pp. 

 464-465. 



Huebener, A. L., and J. A. Wolle. Catalogue 

 of botanical specimens collected, during the 

 year 1837, in the vicinity of Bethlehem and 

 other parts of Northampton County, Penn- 

 sylvania, in the order as they were found in 

 bloom. Silliman, Journ. XXXVIL, 1839, pp. 

 310-320. 



Hueck, A. Bemerkungeu iiber ein vierzehn- 



jiihriges Madchen ohne Extremitaten. Froriep, 



Notizen, VII., 1838, col. 1-5. 

 2. Von den Grenzen des Sehvermogens, 



Miiller, Archiv, 1840, pp. 76-81. 

 3. Ueber die Tauschung des Fernriiekens 



der Gesichtsobjecte. Miiller, Archiv, 1840, 



pp. 82-97. 



4. De la rotation de 1'oeil sur son axe. 



Archiv. Gen. de Med. XL, 1841, pp. 439-451. 



Hueck, D. A. Ueber die Lagerstiitte fossiler 

 Knochen in Livlaud. Leonhard u. Bronn, N. 

 Jahrb. 1839, pp. 530-545. 



Huene, . Ueber kiinstlich gebildetes Spie- 



geleiseu, durch einen Zusatz von Schwefel zu 

 grauem Roheisen. Erdm. Journ. Prak. Chem. 

 XXVI., 1842, pp. 308-312. 



2. Das Vorkommen von Galmei-Blende, 



Bleierz Schwefelkies und Braunkohle bei Berg- 

 isch Gladbach. Deutsch. Geol. Gesell. Zeitschr. 

 IV., 1852, pp. 571-575. 



3. Das Vorkommen von Hartmaneanerz im 



Trachyt am Drachenfels am Rheine. Deutsch. 



Geol. Gesell. Zeitschr. IV., 1852, pp. 576-578. 

 Huet, Determination du centre de gravite 



de la surface totale d'un tronc de cone circulaire 



droit a bases paralleles. Nouv. Ann. Math. 



in., 1844, pp. 24-30. 

 2. Theoremes statiques sur les Polygones 



et les Polyedres. Nouv. Ann. Math. III., 



1844, pp. 167-170. 



3 M 



