THE LITERATURE OF THIS SUBJECT 379 



1764. LECHE, J. "Diss. Acad. de Coinmemoratione hybernali et peregrina- 

 tionibus Hirundinum. Press. Job. Leche, Resp. Job. Grysselius, 

 Neric. Aboae, 1764. 4to. pp. 34." 

 Not seen title from v. Friesen. 



1772. HARRINGTON, D. An Essay on tbe periodical Appearing and Disap- 

 pearing of certain Birds, at different Times of tbe Year. In a Letter 

 from the Honourable Daines Barriugton, Vice-Pres. R. S. to William 

 Watson, M. D. F. R. S. < Philos. Trans. Ixii. 1772, art. xx. pp. 

 265-326. 



Eeprinted, considerably augmented, in Barrington's Miscellanies, p. 174. 

 Refers especially to Swallows. Quotes Harl. Misc. ii. 561, for supposed migra- 

 tion of birds to the moon. Quotes Shaw, Phys. Obs. Algiers, chap. 2. Quotes 

 Martin, Edinb. 1771, 12mo, for thermometrical experiments. Adanson, Voy. 

 Senegal, pp. 13, 15, 67. Forster's Translation of Kalm. Translation of Osbeck. 

 Burch's Hist, of the Roy. Soc. iii. 189. Edwards, Essays, p. 197 (migration of sea 

 fowl). 



1774. WAHRMUND, C. W. " Ueber den Winteraufentbalt der Scbwalben, 



Storcbe und andere Vogel. <^Neues Hambgr. Magaz. Ixxxi. 1774, 

 p. 195." 

 Not seen source of title not remembered. 



1775. CORNISH, J. Of the Torpidity of Swallows and Martins. < Philos. 



Trans. Ixv. pt. ii. 1775, pp. 343-352. 

 Affirmed and discussed. 



1785. DEXTER, S. A Letter on the Retreat of House-Swallows in Winter, 

 from the Honourable Samuel Dexter, Esq; to the Honourable 

 James Bowdoin, Esq ; Pres. A. A. < Mem. Amer. Acad. Arts and 

 Sci. i. pt, ii. 1785, pp. 494-496. 

 Asserting the subaqueous torpid hibernation as a fact. 



1789. CARLSON, G. v. ' Anmarkningar om, Svalor. <^Kongl. Fetensk.- 

 Akad. Nya Handl. 1789, x. pp. 315-317." 

 Not seen title from v. Friesen, Ofv. Sver. Orn. Litt. 1860, 31. 



1793. PACKARD, A. A Letter on the Retreat of Swallows in Winter. 

 < Mem. Amer. Acad. Arts and Sci. ii. pt. i. 1793, pp. 93-95. 

 Letter to S. Dexter, confirming his statements by additional observations. 



1799. COLE, P. On the Disappearance of Swallows in Autumn j in a Letter 

 irom Mr. Peter Cole to Dr. Mitchill, dated New- York, September 25, 

 1798. < Tilloch'a Philos. Mag. iv. 1799, pp. 414-417. 



Article taken from the American Medical Repository. Original not seen. 



"Some of these birds" (Cotyle riparia) "appeared to run on the surface of the 

 water with great rapidity, and, in the twinkling of an eye, disappeared under the 



water and rose no more I am now become a proselyte to the swallows 



remaining in a torpid state during the winter, not only from speculative re- 

 searches but from ocular demonstration." Quotes also passages to the same effect 

 from p. 735, vol. ii. of the "Christian's, Scholar's and Farmer's Magazine", and 

 from a letter from Mr. Josiah Blakeley to Mr. Carey, dated Baltimore, Jan. 7, 

 1788, in "American Museum ", iii. pp. 451, 452. 



18. S. O N. [ODMANN, S.] " Om S valors drankning." < Lak. o. Naturf. 

 ix. Bd. pp. 178, 179. 

 Not seen title from v. Friesen, p. 30. 



