Cocoa-Tree Club, St. James's St — Was the Tory Chocolate House of Queen Anne's reign, the Whig Coffee House being the St. James's, lower down in the same street. http://www.victorianlondon.org/entertainment/dickens-cocoatreeclub.htm
See Byron to…
"... in Scrope Davies circle of drinking companions and men about town. Byron mentioned him in “Detached Thoughts”, No. 21, as 'then intimate with most of the more dissipated young men of the day'. "BLJ 1-165n
The young companion of Byron mentioned in the letter to Byron by John Jackson of 1808-03-25. See as well 1808-07-20 Byron to ElMassingberd and 1810-07-29 to Hobhouse.