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Logan, (.$'(>) William Edmond. On that part of 

 the South Welsh Coal Basin which lies between 

 the Vale of Neath and Carmarthen Bay. Brit. 

 Assoc. Kep. 1837 (pt. 2), pp. 83-85. 



2. On the character of the beds of clay 



lying immediately below the coal seams of South 

 Wales ; and on the occurrence of coal-boulders 

 in the Pennant grit of that district. [1840.] 

 Geol. Soc. Proc. III., 1842, pp. 275-277 ; Geol. 

 Soc. Trans. VI, 1842, pp. 491-498. 



3. On the coal-fields of Pennsylvania and 



Nova Scotia, Geol. Soc. Proc. III., 1842, pp. 

 707-712. 



4. On the packing of ice in the river St. 



Lawrence ; on a landslip in the modern deposits 

 of its valley; and on the existence of marine 

 shells in those deposits as well as upon the 

 mountain of 'Montreal. Geol. Soc. Proc. III., 

 1842, pp. 766-770 ; Canadian Naturalist, III., 

 1858, pp.. 115-122 ; Geol. Soc. Journ. II., 1846, 

 pp. 422-432. 



5. On the age of the copper-bearing rocks 



of Lake Superior and Huron, and various facts 

 relating to the physical structure of Canada, 

 Brit. Assoc. Rep. 1851 (pt. 2), pp. 59-62. 



6. On the occurrence of a track and foot- 

 prints of an animal in the Potsdam Sandstone of 

 Lower Canada. Geol. Soc. Journ. VII., 1851, 



247-250. 



PP 



7. On the foot-prints occurring in the Pots- 

 dam Sandstone of Canada. Geol. Soc. Journ. 

 VIII., 1852, pp. 199-213. 



8. On the physical structure of the western 



district of Upper Canada. Canadian Jouru. III., 

 1854-55, pp. 1-2. 



9. Sur la formation silurienne des environs 



de Quebec. Paris, Bull. Soc, Geol. XII., 1854- 

 55, pp. 504-508. 



10. On the division of the azoic rocks of 



Canada into Huronian and Laurentian. Amer. 

 Assoc. Proc. 1857 (pt. 2), pp. 44-47 ; Canadian 

 Journ. II., 1857, pp. 439-442. 



11. On the probable subdivision of the 



Laurentian series of rocks of Canada. Amer. 

 Assoc. Proc. 1857 (pt. 2), pp. 47-51 ; Canadian 

 Journ. III., 1858, pp. 1-5. 



12. Relative dates of various intrusive 



rocks cutting the Laurentian series in Canada. 

 [1857.] Canadian Jouru. III., 1858, pp. 107- 

 110. 



13. Contribution to the history of the 



Laurentian limestones. Amer. Assoc. Proc. 

 1859, pp. 310-312; Canadian Naturalist, IV., 

 1859, pp. 300-301. 



14. On the track of an animal lately found 



in the Potsdam formation. Canadian Naturalist, 

 V., 1860, pp. 279-285 ; Sillimau, Journ. XXXI., 

 1861, pp. 17-23. 



Logan, (Sir) William Edmond. 15. Remarks 

 on the fauna of the Quebec group of rocks, 

 and the primordial zone of Canada. Canadian 

 Naturalist, V., 1860, pp. 472-477 ; VI., 1861, 

 pp. 106-120 ; Silliman, Journ. XXXI., 1861, 

 pp. 216-220. 



16. Considerations relating to the Quebec 



group, and the upper copper-bearing rocks of 

 Lake Superior. Canadian Naturalist, VI., 1861, 

 pp. 199-207; Silliman, Journ. XXXIII., 1862, 

 pp. 320-327. 



17. On Sir Roderick MURCHISON'S refer- 

 ence to the determination of the age of the 

 Quebec Rocks. Silliman, Journ. XXXIII., 

 1862, pp. 105-106. 



Logan, (Sir) William Edmond, and Thomas 

 Kternj Hunt. On the chemical composition of 

 recent and fossil Liugula? and some other shells. 

 Canadian Journ. II., 1853-54, pp. 264-266; 

 Silliman, Journ. XVII., 1854, pp. 235-239 ; 

 Phil. Mag. VII., 1854, pp. 335-339. 



Logan, (Sir) William Edmond, and J. W. Salter. 

 On the rocks of Canada : 1. On the age of the 

 copper-bearing rocks of Lake Superior and 

 Huron, and various facts relating to the physical 

 structure of Canada. 2. Note on the fossil 

 above mentioned from the Ottawa River. Silli- 

 man, Journ. XIV., 1852, pp. 224-233. 



Logeman, W. M. Verhouding van eeue kleine 

 foutein in een electrische atmospheer. Utrecht, 

 Aanteek. Prov. Genoots. 1858-59, pp. 18-20. 



2. Van unipolaire inductie. Utrecht, Aan- 

 teek. Prov. Genoots. 1862, pp. 31-33. 



Logeman, W. M., and J. G. S. van Breda. On 



the conductibility of liquids for electricity. Phil. 

 Mag. VIII., 1854, pp. 465-469; Bibl. Univ. 

 Archives, XXVIII., 1855, pp. 35-39. 



2. Recherches sur la question de 



savoir si le courant de la pile peut traverser 

 1'eau sans la decomposer. Bibl. Univ. Archives, 

 XXXIII., 1856, pp. 14-15 ; Poggend. Annal. 

 XCIX., 1856, pp. 634-635. 



. 3. Note sur le transport elec- 



trique des liquides, a travers un diaphragme 

 poreux. Bibl. Univ. Archives, XXXIII., 

 1856, pp. 5-13 ; Poggend. Annal. C., 1857, pp. 

 149-157. 



4. On Amperian Repulsion. Phil. 



Mag. XXIV., 1862, pp. 126-127. 



Logie, Alexander. On the Flora of Hamilton 

 and its vicinity. Canadian Naturalist, VI., 1861 

 pp. 277-278. 



. 2. On the Asclepias incarnata, L., as a 



fibre-producing plant. Canada, Bot. Soc. Ann. 

 I., 1861-62, pp. 87-89. 



