Home of the Worshipful Company of Grocers (view their website).
The overlays that highlight 17th century London features are approximate and derived from Wenceslaus Hollar’s maps:
Open location in Google Maps: 51.514301, -0.090142
Grocers' Hall burned in the Great Fire of 1666 and rebuilt is north of Poultry
Worshipful Company of Grocers
Chart showing the number of references in each month of the diary’s entries.