Referenced In

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

"the invasion of Khorasan by Borrak took place in the early part of 1269."

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

"Deserts of Kerman or of Lút, i. 123, 124n; of Khorasan, 149; of Charchan, 194; Lop (Gobi), 196, 197, 198n–203n, 210, 212, 214n, 223"