Columbia subject headings:
Christian pilgrims and pilgrimages--Jerusalem.
Harvard subject headings:
Christian pilgrims and pilgrimages--Jerusalem--History.
Mediterranean Region--Description and travel--Early works to 1800.
Naples (Kingdom)--History--Anjou dynasty, 1268-1442.
Naples (Kingdom)--Politics and government.
Nicola, de Martoni, active 14th century-15th century--Travel--Jerusalem.
Princeton subject headings: