of the so-called Storm-glass. 107 



mild weather; much hollowed out; last night frosty, when the 

 clear liquid was full of stars ; no wind-; this morning top crust 

 and lower deposit very fine; feathers distinct and large. 



: Feb. 12. Action of black ring under the influence of afternoon's 

 sun cleared away nearly all the lower deposit, and when the 

 temperatures were read some time after the sun had left the 

 window they were remarkable. 



4.30 p.m.. Upper, 64. Lower, 62£. Outside, 55. 

 9-0 „ „ 50. „ 48. „ 45. 



Clear liquid full of stars. 



10.30 p.m. Upper, 48°. Lower, 46£°. Outside, 45°. 

 Not so opake with stars as at 9.0, but the flocculent deposit 

 heaped up below, and the ring nearly concealed. 



Feb. 13. 8.0 a.m. Upper, 44°. Lower, 42°. Outside, 4Qi°. 

 Register, 32°. Abundant deposit and top crust. 



o o o 



3.0 p.m. Upper, 61. Lower, 59. Outside, 65. 

 11.0 „ „ 46. „ 43. „ 41. 



Feb. 17. This morning register 28°; large feathery masses 

 from the top united with the lower deposit; afternoon's sun 

 raised the temperature to 60°; lower deposit caverned out, and 

 masses falling. This evening at 11 opened shutters and found 

 stars very numerous and active in clear liquid. 



11.0 p.m. Upper, 44°. Lower, 42°. Outside, 40°. 



Feb. 18. Register 27°. Bottle nearly full of deposit at 8 a.m. 

 Mercury in the lower thermometer was in the bottle, so that the 

 reading could not be taken. 



Feb. 22. 3.20 p.m. Upper, 64°. Lower, 61°. Outside, 61°. 

 Sun on window, portions from upper crust descending ; scanty 

 lower deposit piled up on side nearest light. 



Feb. 27. 10.0 a.m. Upper, 52°. Lower, 51°. Outside, 51°. 



Register, 38° ; large feathers falling from top ; lower deposit 

 much hollowed out. 



4-45 p.m. Upper, 64°. Lower, 63°. Outside, 56°. 



Ring all visible ; very little lower deposit ; woolly mass on 

 side nearest light. 



Mar. 3. Sunny afternoon; deposit nearly all gone top and 

 bottom ; crust over surface, but of no thickness. 



o o o 



Upper, 74. Lower, 72. Outside, 66. 

 10.0 p.m. . „ 52. „ 52. „ 52. 



Shutters shut, when the temperatures became equal all round ; 

 wonderful change since afternoon ; a dense amorphous deposit 

 and thick crust ; about 2 inches of clear liquid full of stars. 



