The map shows an approximate location, based on this description from L&M: “Newly built in 1666, on the Welsh Back, by Bristol Bridge.”
The overlays that highlight 17th century London features are approximate and derived from Wenceslaus Hollar’s maps:
Open location in Google Maps: 51.452937, -2.592559
Prospect of the Custom House upon ye Back, Bristol http://www.buildinghistory.org/bristol/images/mil…
Chart showing the number of references in each month of the diary’s entries.