Her Grace of Marlborough’s party gibberish explained

TitleHer Grace of Marlborough’s party gibberish explained
Publication TypeBook
Year of Publication1742
CityLondon
LibraryUniversity of Durham
BindingBound in calf with stamp 2 in gold
Call NumberRouth 65.E.27
Stamp(s): 
Poulett, John, 1st Earl Poulett (1663 - 1743) (Stamp 2)
Dimensions:
Monogram J P Coronet of an Earl