JOH] 



559 



[JOH 



Johnson, Walter R. 22. Some observations on 

 the mechanical structure of coal, with evidences 

 of the contemporaneous origin of its various 

 kinds. Philad. Acad. Nat. Sci. Journ. VIII., 

 1839-42, pp. 173-178. 



23. Examination and analysis of coal 

 found in the province of Arauco, coast of Chili, 

 thirty miles south of Bio Bio river. Philad. 

 Acad. Nat. Sci. Journ. VIII., 1839-42, pp. 180- 

 182 ; Philad. Acad. Nat. Sci. Proc. L, 1841-43, 

 pp. 21-23. 



24. On the relation between the coal of 



South Wales and that of some Pennsylvanian 

 anthracites. Philad. Acad. Nat. Sci. Journ. 

 VIIL, 1839-42, pp. 195-199; Philad. Acad. 

 Nat. Sci. Proc. L, 1841-43, pp. 40-42. 



25. Notice of a report of a geological, 



mineralogical, and topographical examination of 

 the coal-field 01 Carbon creek, with an analysis 

 of the minerals. Silliman, Journ. XXXIX., 

 1840, pp. 137-149. 



26. Remarks on the Bear Valley coal 



district in Dauphin county, Pennsylvania. 

 Franklin Inst. Journ. II., 1841, pp. 318-327. 



27. Remarks on the application of Anthra- 

 cite to the smelting of the magnetic iron ores 

 of New Jersey. Philad. Acad. Nat. Sci. Proc. 

 L, 1841-43, pp. 42-43. 



28. Remarks on the samples of Anthracite 



from Rhode Island. Philad. Acad. Nat. Sci. 

 Proc. I., 1841-43, pp. 118-119. 



29. Observations on the spontaneous com- 

 bustion of Bituminous Coal. Philad. Acad. 

 Nat. Sci. Proc. I., 1841-43, p. 140. 



. . 30. [Some statements respecting a number 

 of minerals and fossils from the coal regions of 

 Pennsylvania.] Boston, Proc. Nat. Hist. Soc. 

 L, 1841-44, pp. 43-45. 



31. [On the calorific powers of combustible 



bodies.] Philad. Acad. Nat. Sci. Proc. II., 

 1844-45, pp. 202-206. 



32. Examination and analyses of samples 



of the alluvial soil of the Nile, from Korosco, in 

 Nubia. Philad. Acad. Nat. Sci. Proc. II., 1844- 

 45, pp. 318-324. 



33. A report to the Navy department of 



Ihe United States on American Coals applicable 

 to steam navigation and to other purposes. 

 Silliman, Journ. XLIX., 1845, pp. 310-336. 



34. Effect of heat on the tenacity of Iron. 



Silliman, Journ. L, 1846, pp. 299-300. 



35. A section of the Coal Seams and 



accompanying Measures of the Hazelton Coal 

 basin in Luzerne County, Penn., as an illustra- 

 tion of the construction and colouring of Geo- 

 logical Sections. Silliman, Journ. V., 1848, pp. 

 111-113. 



Johnson, Walter R. 36. On some experimental 

 determinations of the economic values of British 

 and American Coals. Amer. Assoc. Proc. 1849, 

 pp. 221-231. 



37. Some observations on the Gold form- 

 ations of Maryland, Virginia, and North Caro- 

 lina. Amer. Assoc. Proc. 1850, pp. 20-22. 



38. On the Coal formation of Central North 



Carolina. Amer. Assoc. Proc. 1850, pp. 274- 

 276. 



39. Report on Prof. PAGE'S Electro-mag- 

 netic engine. Silliman, Journ. X., 1 850, pp. 

 473-476. 



40. On some theoretical and practical 



methods of determining the calorific efficiencies 

 of Coals. Brit. Assoc. Rep. 1851 (pt. 2), pp. 

 47-51. 



41. Comparison of experiments on Ame- 

 rican and foreign Building Stones to determine 

 their relative strength and durability. Silliman, 

 Journ. XL, 1851, pp. 1-17. 



Johnson, William. Stone for building purposes. 

 Victoria, Pharm. Soc. Journ. L, 1858, pp. 146- 

 150. 



2. Yan Yean water and lead poison. 



Australian Med. Journ. V., 1860, pp. 241-251. 



Johnston, Alex. Keith. Historical notice of the 

 progress of the Ordnance Survey in Scotland. 

 Edinb. Roy. Soc. Proc. III., 1857, pp. 31-35. 



2. Recent observations on the Florida 



Gulf-stream. Edinb. New Phil. Journ. XVI., 

 1862, pp. 57-70. 



Johnston, A. R. Note on the island of Hong- 

 Kong. Geogr. Soc. Journ. XIV., 1844, pp. 

 112-116. 



Johnston, C. C. Observations on Suspension 

 Bridges, with a plan. Madras Journ. VIII., 

 1838, pp. 329-333. 



Johnston, Christopher. Auditory apparatus of 

 the Culex Mosquito. Journ. Microsc. Sci. III., 

 1855, pp. 97-102. 



2. Contributions to the minute anatomy of 



the Teeth. Brit. Journ. Dental Sci. L, 1856- 

 57, pp. 484-487. 



3. Colour of Blood corpuscles. Journ. 



Microsc. Sci. V., 1857, pp. 19-20. 



4. On a method of preparing and mounting 



hard tissues for the Microscope. Silliman, 

 Journ. XXV., 1858, pp. 232-235 ; Canadian 

 Naturalist, III., 1858, pp. 64-67 ; Journ. 

 Microsc. Sci. VIL, 1859, pp. 258-261. 



5. Upon a diatomaceous earth from Not- 

 tingham, Calvert Co., Maryland. Amer. Assoc. 

 Proc. 1860, pp. 159-161 ; Journ. Miscroc. Sci. 

 VIIL, 1860, pp. 11-21. 



6. Description of a pseudencephalic mon- 

 ster. Amer. Journ. Med. Sci. XLIV., 1862, pp. 

 96-99. 



