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II. The Effects of Cold 5 together with Ob- 
fervations of the Longitude, Latitude, and 
Declination of the Magnetic Needle., at 
Prince of Wales's Fort, upon Churchill- 
River in Hudfon'5 Bay, North America 5 
by Capt. Chriftopher Middleton, F. R. S. 
Commander of His Majesty's Ship 
Furnace, 1741-2. 
Read oft. iS. V Obferved, that the Hares , Rabbets , 
* 7+1 ' Foxes and Partridges, in September, 
and the Beginning of October, changed their native 
Colour to a fnowy White 5 and that for Six Months, 
in the fevered Part of the Winter, I never faw any 
but what were all white, except fome Foxes of a 
different Sort, which were grizzled, and fome half 
red, half white. 
That Lakes and Banding Waters, which are not 
above 10 or 12 Feet deep, are frozen to the Ground 
in Winter, and the Fifhes therein all perifh. 
Yet in Rivers near the Sea, and Lakes of a greater 
Depth than 10 or 12 Feet, Fillies are caught all the 
Winter, by cutting Holes through the Ice down to 
the Water, and therein putting Lines and Hooks. 
But if they are to be taken with Nets, they cut feveral 
Holes in a ftrait Line the Length of the Net, and 
pafs the Net, with a Stick fattened to the Head-line, 
from Hole to Hole, till it reaches the utmoft Extent; 
and what Fillies come to thefe Holes for Air, are 
thereby entangled in the Net ; and thefe Fifh, as loon 
X 2 as 
