![File:Mask depicting the Bad Spirit of the Mountain, Yupik Eskimo, Yukon River area, probably St. Michael, late 1800s, wood, paint, feathers - Dallas Museum of Art - DSC04535.jpg - Wikimedia Commons File:Mask depicting the Bad Spirit of the Mountain, Yupik Eskimo, Yukon River area, probably St. Michael, late 1800s, wood, paint, feathers - Dallas Museum of Art - DSC04535.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/5/5b/Mask_depicting_the_Bad_Spirit_of_the_Mountain%2C_Yupik_Eskimo%2C_Yukon_River_area%2C_probably_St._Michael%2C_late_1800s%2C_wood%2C_paint%2C_feathers_-_Dallas_Museum_of_Art_-_DSC04535.jpg)
File:Mask depicting the Bad Spirit of the Mountain, Yupik Eskimo, Yukon River area, probably St. Michael, late 1800s, wood, paint, feathers - Dallas Museum of Art - DSC04535.jpg - Wikimedia Commons
![Yup´ik mask - Infinity of Nations: Art and History in the Collections of the National Museum of the American Indian - George Gustav Heye Center, New York Yup´ik mask - Infinity of Nations: Art and History in the Collections of the National Museum of the American Indian - George Gustav Heye Center, New York](https://americanindian.si.edu/exhibitions/infinityofnations/images/arctic-subarctic/120910_900.jpg)
Yup´ik mask - Infinity of Nations: Art and History in the Collections of the National Museum of the American Indian - George Gustav Heye Center, New York
![The Living Tradition of Yup'Ik Masks: Agayuliyararput : Our Way of Making Prayer: Fienup-Riordan, Ann, McWayne, Barry, Meade, Marie: 9780295975016: Amazon.com: Books The Living Tradition of Yup'Ik Masks: Agayuliyararput : Our Way of Making Prayer: Fienup-Riordan, Ann, McWayne, Barry, Meade, Marie: 9780295975016: Amazon.com: Books](https://m.media-amazon.com/images/I/41CW0AXTWNL._AC_UF1000,1000_QL80_.jpg)