Putla de Guerrero
Ñuu Caa
Ñuu Ñuma

poch-tli:  smoke
-tlán:: place of, at
"Place of Smoke"

ñuu:  place, town
caa:  metal [represented here by axes]
"Town of Metal"

ñuu:  place, town
ñuma:  smoke
"Town of Smoke"

Mary Elizabeth Smith, Picture Writing in Ancient Southern Mexico: Mixtec Place Signs and Maps, Civilization of the American Indian Series 124 (Norman: University of Oklahoma Press, 1973) 97-98.

Lienzo of Zacatepec I.