Traditional Zapotec Black-ware Pottery handicraft folk art from Oaxaca, Mexico. Post: 1950's. Hand built olla pot with decorative knob detailing. These pots have been popular since the 1950's. Known as Oaxaca black-ware. Measurement: 8" Tall, Appx 226 Inches in Circumference. Mouth opening 5" Inches Across. These pots are often unsigned and hand made by Zapotec craftsmen in Mexico.