Remarks on the probability of reaching the North Pole: being an examination of the recent expedition under Captain Parry, in order to the inquiry, how far that experiment affects the practicability of the enterprize? ... Read before the Wernerian Society, June 1828.
Scoresby, William,1789-1857.
Edinburgh :  For A. Black, 
1828.
Pp. 22-42 of the Edinburgh New Philosophical Journal, vol. 5.