Most expensive diary sold at auction

Most expensive diary sold at auction
Who
Dr. Alexander Macklin journal
What
104950 UK pound(s) sterling
Where
United Kingdom (London,)
When
25 September 2001
The most valuable diary in the world is a journal kept by Dr. Alexander Macklin, a surgeon on Sir Ernest Shackleton's legendary Endurance adventure of 1914-1917, which was sold at Christie's, London, UK on 25 September 2001 for £104,950 ($153,573).