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Walker, (Prof.} John. Experiments on the 

 motion of the sap in trees. [1783, 1785.] 

 Edinb. Roy. Soc. Trans. I., 1788, pp. 3-40. 



2. An essay on kelp. Highland Soc. 



Trans. I., 1799, pp. 1-31. 



3. An essay on peat. Highland Soc. Trans. 



II., 1803, pp. 1-137. 



4. An essay on the natural, commercial, 



and economical history of the Herring. High- 

 land Soc. Trans. II., 1803, pp. 270-304. 

 5. On the natural history of the Salmon. 



Highland Soc. Trans. II., 1803, pp. 346-376. 

 Walker, John. On the spleen. London, Med. 



Phys. Journ. XVII., 1807, pp. 160-166. 

 2. On vision. London, Med. Phys. Journ. 



XXII., 1809, pp. 309-311. 

 Walker, John. A memoir on some geometrical 



principles connected with the trisection of an 



arc. Thomson, Ann. Phil. VII., 1824, pp. 356- 



364. 

 Walker, John. Notice of mineralogical journeys 



and of a mineralogical system. Edinb. Phil. 



Journ. VI., 1822, pp. 86-88. 

 Walker, John. On the adjustment of the eye to 



distinct vision at different distances. Thomson, 



Records, I., 1835, pp. 368-369; Froriep, No- 



tizen, XLV., 1835, col. 328-329. 

 Walker, John. Geometrical propositions relating 



to focal properties of surfaces and curves of the 



second order. Camb. and Dubl. Math. Journ. 



VII., 1852, pp. 16-28. 

 Walker, R. Analysis of Coprolites. Edinb. 



New Phil. Journ. XVIIL, 1835, pp. 164-166. 

 Walker, Richard. Observations on the best 



methods of producing artificial cold. Nicholson, 



Journ. L, 1797, pp. 497-506. 

 2. On the production of artificial cold by 



means of muriate of lime. Phil. Trans. 1801, 



pp. 120-138. 



3. Proposal for altering the scale of the 



thermometer. Tilloch, Phil. Mag. XXXIIL, 



1809, pp. 166-167. 



4. Observations respecting a new scale for 



the thermometer. Tilloch, Phil. Mag. XXXV., 



1810, pp. 416-426. 



5. Description of a metallic thermometer 



for indicating the higher degrees of tempera- 

 ture. Tilloch, Phil. Mag. XXXVI., 1810, pp. 

 119-121. 



6. On the application of the barometer 

 for indicating the weather, and for measuring 

 of heights in the atmosphere. Tilloch, Phil. 

 Mag. XXXVL, 1810, pp. 275-281. 



7. On the barometer. Tilloch, Phil. Mag. 



XXXVL, 1810, pp. 376-378, 467-469 ; XL., 

 1812, pp. 136-144. 



Walker, Richard. 8. On the freezing of alcohol. 



Tilloch, Phil. Mag. XLIL, 1813, pp. 117-119. 

 9. On the artificial production of cold. 



Phil. Mag. III., 1828, pp. 401-406 ; IV., 1828, 



pp. 11-12. 



10. Additional notice on cooling wines. 



Gleanings in Sci. I., 1829, pp. 302-305. 



Walker, Robert. On the occurrence of a species 



of Regalecus among the rocks at St. Andrew's; 



with a few notes on its anatomy. Ann. Nat. 



Hist. X, 1862, pp. 13-17. 

 2. Observations on some of the fossil fishes 



of Dura Den. Ann. Nat. Hist. XL, 1863, pp. 



72-80. 



3. On the skeleton of a seal (Phoca Groen- 



landica ?), and the cranium of a cluck, from the 

 pliocene beds, Fifeshire. Ann. Nat. Hist. XII., 

 1863, pp. 382-388. 



Walker, (Prof.) Robert. On the phenomena 

 called "glories." Ashmol. Soc. Proc. II., 1843- 

 52, pp. 10-12. 



2. On the magnetic condition of oxygen. 



Ashmol. Soc. Proc. II., 1843-52, pp. 285-287. 



3. [Remarks on the pendulum experiment 



of FOUCAULT.] Brit. Assoc. Rep. 1851 (pt. 2), 

 p. 19. 



4. On certain phenomena of rotatory mo- 

 tion. Ashmol. Soc. Proc. XXXIIL, 1855, pp. 

 66-70. 



Walker, Sears C. An investigation of a formula 

 for calculating the transfer of water from one 

 level to another, by the lockage of boats in 

 canals. Franklin Inst. Journ. XIL, 1833, pp. 

 217-221. 



2. Report on the weights and measures of 



Great Britain. Franklin Inst. Journ. XIII., 

 1834, pp. 94-109. 



3. Communication of a formula for facili- 



tating the reduction of observations of the solar 

 eclipse of 15th May 1836. Franklin Inst. 

 Journ. XVIIL, 1836, pp. 97-99. 



4. On the longitude of the Hall of the 



American Philosophical Society, deduced from 

 an occultation of Aldebaran. [1833.] Amer. 

 Phil. Soc. Trans. V., 1837, pp. 135-136. 



5. Note on the solar eclipse of 15th May 



1836. Franklin Inst. Journ. XXIL, 1838, pp. 

 148-161. 



6. Notice of Prof. STRUVE'S micrometric 



measures of double and multiple stars, with the 

 great Dorpat Refractor, in the years from 1824 

 to 1835. Franklin Inst. Journ. XXHL, 1839, 

 pp. 28-38. 



7. Determination of the longitude of Dover, 



Tuscarawas county, Ohio, from the astronomical 

 observations of Mr. J. BLICKENDERFER, jr. 

 Franklin Inst. Journ. XXIV., 1839, pp. 371- 

 372. 



