NO. 17.J 



OBSERVATIONS. 



91 



1 Blue sky all round the hoi-iz. ^ Blue sky from S to SW, from W to WNW. ^ = over the ice. " Deep 

 blue sky in SW and SSW. * Blue sky tolerably uniform from SW to SE. Measured the ice on the pool on 

 the port bow 4.3 cm. thick, of which 1 cm. was opaque, the rest clear. " = over the ice. ' 11 p. m. :4c °. 

 * Broad strip of deep blue in N and NE. Narrower strip in E. ^ 1 a. m. :H< . '" Gist, on the horiz. to a height 

 of about 15 . " Ci. on the horiz. <■ ' Cirrus-jjelts converging towards S and N. 



