440 Supposed Connection of Meteoric Phenomena, 



Dates of remarkable sudden changes of the weather, on the 

 north coast of America, from Ross's Narrative of a Residence in 

 the Arctic Regions, correspondent with depression of dew 

 point at Philadelphia : — 



Violent storm from n.w., with cold ; north wind followed, 

 page 624. 



Stormy and cold. Storms afterwards on the 24th ; tem- 

 perature down. p. 627. 



Strong north-west winds ; thermometer down. p. 628. 



Very rough weather, p. 628. 



Gale till afternoon of the 26th. p. 629. 



Snow; very cold, with wind; on the 21st, the thermo- 

 meter at" 18°. p. 632. 



North gale and drift snow. p. 642. 



Cold northerly wind and freezing, p. 660. 



Gradually colder, with snow and cold winds, p. 665. 



An uncommon storm; with intense cold from the 10th to 

 the 16th, at noon. p. 680. 



Continuance of storms, p. 681. 



Blew hard ; thermometer at 37°. p. 684. 



Wind from e. p. 684. 



Thermometer fell to 43° ; succeeded by fresh gale on the 

 23d. p. 687. 



Stormy; raising the thermometer from 18° to 20°. p. 689. 



Perfect storm. 



Blowing hard. p. 690. 



Blowing hard. p. 690. 



Violent gales ; freezing the mercury, p. 690. 



Thermometer suddenly rose from 36° to 6°, and then to 



zero; falling again to 23°. p. 691. 

 Dreadful gale and drift snow : temperature fell, on the 



2d, to 40°; and, on the 4th, to 43°. p. 693. 

 Fog. p. 712. 

 31. Rain and sleet ; east wind blowing hard. p. 712. 

 Aug. 8 — 15. Variable, north-east wind. p. 713. 



N.B. The above are all mentioned, in the account of the 

 Voyage, as changes from a quieter or milder condition of 

 weather. 



There is one case of depression marked by Mr. Espy 

 (August 8. 1833), to which he has himself offered an illustra- 

 tion (p. 234). It is contained in a letter from Mr. Walker 

 of Philadelphia, detailing observations by Mr. Riggs and Mr. 

 Black of that city, on the night of August 7-8. The facts 

 are most curious, and deserve to be registered. 



The three gentlemen named above were observing, about 

 midnight, the occultation of the star m Ceti : two saw with 

 telescopes, the other without, numerous falling bodies before 

 the moon, like flakes of snow or burned embers, or the white 

 ashes of burning pine : they were light, and fell in a waving 

 manner ; they cast a slight shade over the moon, and were 



