Meteoruluyical Observations. 71 



I believe his disappearance in October is clue to yome interference 

 with him or her made by one of my pupils who had seen me visit 

 the spot, perhaps to try how far the creature would travel back to 

 his habitat. 



I have found some depressions in the Portland blocks made by 

 limpets within the last fifty-five years very surprising for their 

 extent. 



Edge of the stone originally when first worked. 



The lower line shows the present outline, the intervening matter 

 having been worked away by limpets. 



I am, dear Mr. Dean, your faithful Servant, 



George Roberts. 

 Very Rev. Dr. Bucldand, Dean of Westminster. *^ 



METEOROLOGICAL OBSERVATIONS FOR NOV. 1846. 

 Chisivick. — November 1. Foggy. 2, 3. Very fine. 4. Overcast. 5. Foggy 



and drizzly. 6,7. Foggy: hazy. 8. Foggy. 9. Hazy and cold. 10. Dusky 



clouds: fine. U. Cold and dry. 12. Overcast. 13. Hazy. 14. Foggy. 



15. Cloudy. 16. Overcast : cloudy and fine. 17. Densely overcast : slight rain 



at night. 18. Cloudy : very fine. 19. Cloudy and damp : very fine. 20. Cloudy : 



boisterous. 21. Very fine : rain. 22. Fine: clear. 23. Slight rain : overcast. 



24. Hazy and damp : rain : overcast. 25. Rain. 26. Clear and fine : foggy. 



27. Dense fog. 28. Clear and fine. 29. Frosty : clear and fine. 30. Sharp 



frost : overcast. 



INI ean temperature of the month 44°*53 



Mean temperature of Nov. 1845 44 -26 



Mean temperature of Nov. for the last twenty years ... 42 '91 



Average amount of rain in Nov 2*56 inches. 



Boston. — Nov. 1. Foggy. 2. Fine. 3, 4. Cloudy. 5. Fine. 6 — 9. Cloudy. 



10,11. Fine. 12— 14.'' Cloudy. 15. Cloudy : rain p.m. 16. Cloudy. 17. 



Cloudy: rain p.m. 18. Cloudy. 19. Fine. 20. Stormy. 21. Cloudy: rain p.m. 



22. Fine: rain p.m. 23. Cloudy : rain p.m. 24. Fine. 25. Cloudy. 26. Fine. 

 27. Cloudy: rain a.m. and p.m. 28. Cloudy : snow p.m. 29. Fine: snow on 

 the ground. 30. Fine : melted snow in the gauge. 



Sandwick Manse, Orkney, — Nov. 1. Showers : cloudy. 2,3. Cloudy. 4. Bright: 

 rain. 5. Bright: cloudy. 6. Hazy: rain. 7. Bright: showers. 8. Bright: 

 clear: fine. 9. Clear: very clear and fine. 10. Hoar-frost: cloudy: fine. 

 11— -15. Cloudy: fine. 16. Bright : clear : aurora. 17. Rain : clear : aurora, 

 south. 18. clear : showers. 19. Clear: aurora. 20. Rain : showers. 21. 

 Showers. 22. Rain : clear. 23. Damp: cloudy. 24. Showers. 25. Showers: 

 cloudy. 26. Showers. 27. Flail-showers. 28. Snow : hail-showers. 29. Snow- 

 drift ; clear. 30. Cloudy : shower : thaw. 



Applegarth Manse, Dumfries-shire.— 'Nov. I. Slight showers p.m. 2. Showers 

 morning and evening. 3. Rain p.m. 4. Moist a.m. : rain p.m. 5. Showers. 6. Fair, 

 but moist. 7. Fair, but dull and cloudy. 8. Fair and fine. 9. Fair, but cloudy. 

 10. Hoar-frost: clear and fine. 11. Fair and fine : hoar-frost a.m. 12 — 15. 

 Fair, but dull. 16. Clear : piercingly cold. 17. Wet. 18. Showers. 19. Heavy 

 rain. 20. Heavy rain : river in flood. 21. Heavy rain: thunder p.m. 22. Rain. 



23. Heavy rain. 24. Rain a.m. 25. Rain and fog. 26. Dull and drizzly. 

 27. Fair. 28. Frost; shower of snow. 29. Hard frost : clear. 30. Fro5t : 

 thick and foggy. 



Mean temperature of the month 44°-4 



Mean temperature of Nov. 1845 42 '7 



Mean temperature of Nov. for 23 years 40 '2 



Mean rain in Nov. for 18 years 3*63 inches. 



