A good discussion on the origins of gin can be found at
Saturday 10 October 1663
From about 1655, a pint of rum was given to every sailor in the Navy every day. Half was served at 12 noon, and the other half at between 5 or 6 p.m. (the amount decreased in later years). Known as Pusser’s Rum (the name a corruption of Purser, the person who issued the rum), sailors had a daily tot of rum until the practice ended on 31 July 1970.
Read more at http://www.rmg.co.uk/discover/behind-the-scenes...
It occurs to me that Sir William Penn captured Jamaica in 1655 ... and rum comes from Jamaica. There must be a connection, and I wonder if he made money off this arrangement?
I don't have time to research this idea today, and will post anything I find later ... but I'm wondering if anyone else knows?
Chart showing the number of references in each month of the diary’s entries.