Referenced In

The Travels of Marco Polo
by Marco Polo, da Pisa Rusticiano

"… Professor F. Liebrecht of Liège"

The Travels of Marco Polo
by Marco Polo, da Pisa Rusticiano

"He died on 17th November 1372 at Liège and was buried in the Church of the Guillemins."

The Travels of Marco Polo
by Marco Polo, da Pisa Rusticiano

"…as Ortelius, in his description of Liège, included in his Itinerary of Belgium…"