ADDITIONS. 



691 



Hornberg, von. 4. TJeber Bleilasur, Na- 



deleisenerz, Ophit, Hessonit, Katzenauge, Stern- 

 bergit, Kobalt-Skorodit. Regensburg, Korresp. 

 Blatt, XI., 1857, pp. 170-172. 



5. Vei'zeichniss tier im Fichtelgebirg, 



Frankenwald, und in den anstossenden Gebirgs- 

 theilen vorkommenden Mineralien. Regensburg, 

 Korresp. Blatt, XII., 1858, p. 112. 



6. Mineralogische Notrzen iiber Yttrotit- 



anit, Kupferblau, Oligoklas, Scheelspath, Chon- 

 drodit. Nachtrag zu den Bodenmaiser Minera- 

 lien. Regensburg, KoiTesp. Blatt, XIII., 1859, 

 pp. 171-174. 



7. Ueber Zinnerz, Desmin und Aegyrin. 

 Regensburg, Korresp. Blatt, XIV., 1860, pp. 

 152-153. 



8. Kleine mineralogische Notizen : Ido- 



kras. Nachtrag zu den Bodenmaiser-Mineralien. 

 Leadhillit. [1861.] Regensburg, Korresp. 

 Blatt, XVI., 1862, pp. 13-15. 



9. Kleine mineralogische Notizen: Einige 



Pseudornorphosen des Brauneisenerzes. Stilpno- 

 siderit. Malachit. Eisenvitriol. Kaliglimmer. 

 Regensburg, Korresp. Blatt, XVI., 1862, pp. 

 139-140. 



10. Ueber Fluss, Chondrodit, Blciglanz, 



Polybasit, Wollastonit, korniger Augit, und 



Pegraatolith. Regensburg, Korresp. Blatt, 



XVII., 1863, pp. 117-118. 

 Hornemann, Jens Wilkcn. 11. Bemaerkninger 



over vegetationen i Gronlaud. Kiobenhavn, 



Oversigt, 1815-16, pp. 7-10. 

 . 12. Bemierkninger over Danmarks plante- 



geographie. Kiobenhavn, Oversigt, 1820-21, 



pp. 6-7. 



13. Bemserkninger om det 30 Hefte af 



Flora Danica. Kiobenhavn, Oversigt, 1822- 

 23, pp. 3-4. 



14. Bemferkniuger om det 34te Hefte af 



Flora Danica. Kiobenhavn, Oversigt, 1830- 

 31, pp. 16-18. 



To No. 4 add reference : 



Kiobenhavn, Oversigt, 1819-20, pp. 10-12. 

 Homer, Leonard: 



To No. 7 add reference : 



Bibl. Univ. LIX., 1855, pp. 224-235. 

 ZornschxLchjFriedrich. 24. ZurNaturgeschichte 

 Pommerscher Vogel ; nebst einem kurzen Vor- 

 wort iiber die neueste Geschichte und eigent- 

 liche Bestimmung der hiesigen naturhistor- 

 ischen Institute. Mit Benutzung der Beo- 

 bachtungen des Herrn W. SCHILLING. Greifs- 

 wald. Acad. Zeitschr. (Hfl. 1) 1822, pp. 38- 

 78 ; (Hft. 2) 1823, pp. 158-184 ; (Hft. 3) 1825, 

 pp. 44-80. 



25. Gelegentliche Anzeigen uud Berichtig- 



ungen naturhistorischen Inhalts. Greifswald. 

 Acad. Zeitschr. (Hft. 1) 1822, pp. 139-154. 



Hornschuch, Fricdrich, and M. Schilling. Read 

 W. Schilling. No. 3 is by F. Hornschuch 

 alone. 



Horsfield, Thomas. 24. Short account of the 

 medicinal plants of Java. Batav. Genootsch. 

 Verhand. VIII. [1816 ?], 1824, -2nd ed., pp. 

 93-136. 



Hough, Franklin B. 7. Essay on the climate of 

 the State of New York. New York, Auric. 

 Soc. Trans. XV., 1855, pp. 189-236. 



Howard, Sanford. Grasses and herbage plants. 

 New York, Agric. Soc. Trans. XV., 1855, pp. 

 237-251. 



Hoyau, . 2. Description d'une machine a 



calculer, nominee Arithmornetre. Paris, Bull. 

 Soc. Encour. XXI., 1822, pp. 355-365. 



Hube, Karol. O roznych dowodzeniach, etc. 

 [On various proofs of the theorem, that every 

 algebraical equation can be resolved with real 

 factors of the 1st or 2nd degree ; and in par- 

 ticular, a comparison of the well-known proof of 

 LA PLACE, published at Guttiugen in the pre- 

 sent year.] Krakow. Rocznik Uniwers. III., 

 1818. 



2. O trigonometry! kulistey, etc. [A short 



sketch of spherical trigonometry.] Krakow. 

 Rocznik Uniwers. V., 1820. 



3. O wyznaczeniu brylowatosci klina, etc. 



[On the determination of the volume of a conical 

 wedge.] Krakow. Rocznik Uniwers. VI., 1823. 



4. Rozprawa o poezatkach, etc. [Disserta- 

 tion on the rudiments of analytical geometry, or 

 on the straight line and the plane.] Krakow. 

 Rocznik Uniwers. IX., 1824. 



5. Dals/y ciag, etc. [Continuation of the 

 problems relating to the straight line and plane, 

 as well as on the formation of curved surfaces 

 by a right line.] Krakow. Rocznik Uniwers. 

 XI., 1826. 



6. Rozprawa o fenomenach, etc. [On 



certain phenomena arising from the rotatory 

 motion of bodies, with the addition of notes on 

 the transformation of coordinates, and some 

 theorems concerning moments.] Krakow. Rocz- 

 nik Uniwers. XIII., 1829. 



7. Rozprawa o twierdzeniach P. MONGE. etc. 



[On the statements of M. MONGE concerning the 

 contact of surfaces of the 2nd degree. Notes 

 on the demonstration of them published by M. 

 CHASLES ; and an analytical proof of an asser- 

 tion that two surfaces of the 2nd degree circum- 

 scribed about a third always intersect each other 

 in two plane curves.] Krakow. Rocznik Uni- 

 wers. XIV., 1831. 



8. Wyktad tresci, etc. [Explanation of 



the substance of three mathematical theorems.] 

 Krakow. Rocznik Uniwers. Jagiellon. HI., 



1847. 



4 s 2 



