276 
GREENLAND VOYAGE. 
The order of the colours, reckoned from the in¬ 
terior, was, as far as I could determine, as follows. 
In No. 1., white or yellow, red, purple: in No. 2., 
blue, green, yellow, red, purple: in No. 3., green, 
whitish (or faint yellow), red, purple : and, in 
No. 4., greyish-white, darker on the edges. The 
colours of No. 1., were occasionally very vivid, and 
also of No. 2.; but the colours of No. 3., which 
