IV INTRODUCTION. 



the midst of the summer, compared with the heat of it in 

 England ? to be observed with a seal'd thermometer. 



" 2. What is the most constant weather there in summer, 

 whether clear, cloudy, rainy, foggy ? etc. 



" 3. What weather is most usual at such and such times 

 of the year ? 



" 4. What constancy or unconstancy there is of the ivind 

 to this or that quarter of the horizon, or to this or that part 

 of the year ? 



" 5. What the temperature of each particular wind is ob- 

 serv'd to be ? and particularly whether the north-tcind be 

 the coldest ? If not, what wind is ? whether is the colder, 

 the east or west, etc. 



" 6. What wind is observed to bring most ice, and what 

 to make a clear water at sea ? 



" 7. What currents there are ? How fast, and which way 

 they sett ? Whether those currents are not stronger at one 

 time of the moon than at another ? Whether they always 

 run one way ? 



*' 8. What is observable about the tydes, spring or neap ? 

 How high the high-water is above the loio-water ? which 

 way it fioweth ? Avhich way it ebbeth ? what time of the 

 moon the spring-tides fall out ? 



" 9. Whether the ice that floats in the sea be of salt water 

 or fresh ? 



" 10. What r iters there are in the summer, and what 

 fresh water can be had ? 



"11. What fowl are found to live there, and what beasts? 

 How they arc thought to subsist in winter? How they 

 breed and feed their young ? 



" 12. What vegetables grow there, and whether they yield 

 any flowers or fruits, etc. ? 



" 13. Whether there have been any thunder or lightning 

 observed in those parts ? 



" 11. How deep the cold penetrates into the earth ? 



