JOH] 



557 



[JOH 



Johnson, Manuel J. 4. Observations of the 

 Solstice of June 1832, made at the Observatory, 

 St. Helena. Astron. Soc. Mem. VI., 1833, p. 

 220. 



5. Proper motion of B. A. C. 535. Astron. 

 Soc. Month. Not. X., 1849-50, pp. 172-173. 



6. Observations of Melpomene. Astron. 



Soc. Month. Not. XII., 1851-52, pp. 217-219. 

 7. Remarks on the application of the 



Heliometer to the photometry of the stars. 

 Astron. Soc. Month. Not. XIII., 1852-53, p. 

 278. 



8. Observations of Melpomene and For- 

 tuna. Astr. Nachr. XXXV., 1853. col. 325- 

 326. 



9. Observations of Thalia. Astr. Nachr. 

 XXXVI., 1853, col. 127-128. 



10. On the detection and measurement 



of atmospheric electricity by the Photo-Baro- 

 graph and Thermograph. Brit. Assoc. Rep. 

 1855 (pt. 2), pp. 40-41. 



11. The occultation of Jupiter, as observed 

 at Oxford. Astron. Soc. Month. Not. XVII., 

 1856-57, pp. 74-75. 



12. Entdeckuner eines neuen Planeten. 



Astr. Nachr. XLV., 1857, col. 381-382. 

 Johnson, Manuel J., und Norman Pogson. 

 Beobachtungen des neuen von Herrn MARTH 

 entdeckten Planeten. Astr. Nachr. XXXVIII., 



1854, col. 127-128. 



Johnson, Matthew W. A simple Aspirator. 

 Chem. Soc. Journ. IV, 1852, pp. 186-188; 

 Liebig, Annal. LXXXL, 1852, pp. 330-333. 



2. An analysis of sediment deposited 



from the River Nile in Lower Egypt. Chem. 

 Soc. Journ. IV, 1852, pp. 143-148. 



3. On the action of Ammonia upon Binoxy- 



sulphocarbonate of Amyl. [1852.] Chem. Soc. 

 Journ. V., 1853, pp. 142-150 ; Annal. de 

 Chimie, XXXVI., 1852, pp. 361-364. 



Johnson, P. N. On the union of Copper with 

 Iron, &c. Tilloch, Phil. Mag. XLIX., 1817, 

 pp. 107-109. 



Johnson, Percival. Experiments which prove 

 Platina, when combined with Gold and Silver, 

 to be soluble in Nitric Acid. Tilloch, Phil. 

 Mag. XL., 1812, pp. 3-4. 



Johnson, Richard, and F. Crace-Calvert. On 

 Alloys. Brit. Assoc. Rep. 1855 (pt. 2), pp. 50- 

 51 ; Annal. de Chimie, XLV, 1855, pp. 454- 

 468 ; Erdm. Journ. Prak. Chem. LXVIL, 1856, 

 pp. 212-216; Phil. Mag. X., 1855, pp. 240-251. 



2. Note sur les alliages en propor- 

 tions definies. Paris, Comptes Rendus, XLI., 



1855, pp. 529-532. 



3. Sur les changements chimiques 



que subit la fonte durant sa conversion en fer. 

 Paris, Comptes Rendus, XLV., 1857, pp. 594- 

 596. 



Johnson, Richard, and F. Crace-Calvert. 



4. On the chemical changes which pig iron 



undergoes during its conversion into wrought 



iron. Phil. Mag. XIV, 1857, pp. 165-175; 



Annal. de Chimie, LIL, 1858, pp. 470-485 ; 



Chemist, V., 1857-58, pp. 65-75 ; Erdm. 



Journ. Prak. Chem. LXXIL, 1857, pp. 280- 



284. 

 5. Sur la conductibilite de la chaleur 



par les metaux et leurs alliages. Paris, Comptes 



Rendus, XLVIL, 1858, pp. 1069-1072. 

 6. On the relative power of metals 



and alloys to conduct heat. Part 1. Phil. 



Trans. 1858, pp. 349-368 



7. On the specific gravities of 



Alloys. Brit. Assoc. Rep. 1859 (pt. 2), pp. 66- 

 67; Phil. Mag. XVIII., 1859, pp. 354-359. 



8. Conductibility of mercury and 



amalgams. Phil. Trans. 1859, pp. 831-836. 



9. On the hardness of Metals and 



Alloys. [1858.] Manchester, Phil. Soc. Mem. 



XV, 1860, pp. 113-121 ; Franklin Inst. Journ. 



XXXVII., 1859, pp. 198-203; Phil. Mag. 



XVII., 1859, pp. 114-121 ; Poggend. Annal. 



CVIII., 1859, pp. 575-582. 

 1O. On the action of sulphuric acid 



upon lead. Chem. Soc. Journ. I., 1863, pp. 



66-72. 

 11. Action de 1'acide sulfurique sur 



le plomb. Paris, Comptes Rendus, LVL, 1863, 



pp. 140-142. 



Johnson, Richard, Crace-Calvert, Frederick, 

 and G. C. Lowe. On the expansion of Metals 

 and Alloys. Chemical News, III., 1861, pp. 

 315-317, 357-359, 371-373. 



Johnson, R. L. On illuminating Peat Gas. 

 Brit. Assoc. Rep. 1857 (pt. 2), p. 51. 



Johnson, S. L. Ascent of Mount Etna, Feb- 

 ruary 1832. SiUiman, Journ. XXVI., 1834, 

 pp. 1-10. 



Johnson, Samuel W. On the Houghite of Prof, 

 SHEPARD. Amer. Assoc. Proc. 1851, pp. 243- 

 246 ; Silliman, Journ. XII., 1851, pp. 361-366. 



2. Chemische Notizen : Chromsaures Kali 



Ammoniak, etc. Erdm. Journ. Prak. Chem. 

 LXIL, 1854, pp. 261-264. 



3. On Bimucate of Amyl-oxyde. Silliman, 



Journ. XIX., 1855, pp. 423-424 ; Erdm. Journ. 

 Prak. Chem. LXIV., 1855, pp. 157-159. 



4. Ueber die schleimsauren Salze der Al- 



kalien. Liebig, Annal. XCIV, 1855, pp. 224- 

 230; Erdm. Journ. Prak. Chem. LXVI.. 1855, 

 pp. 85-86. 



5. Examination of two Sugars (Panoche 

 and Pine Sugar) from California. Silliman, 

 Journ. XXII., 1856, pp. 6-8. 



6. On some points of Agricultural Science. 

 Silliman, Journ. XXVIII., 1859, pp. 71-85. 



