Hello Rebecca - Image 18226 was taken by Cyrus Read, a USGS employee. As a federal employee, photos taken by him for work are considered public domain, although it is much appreciated if you credit Cyrus and USGS/AVO when using the image. Thank you, Cheryl Cameron -------- Rebecca Wittmuss wrote: Hello, On behalf of National Geographic Learning, a division of Cengage Learning, I am doing research for an upcoming program that is featuring the Ring of Fire. I'd like to use an image of Mount Redoubt from the AVO Image library but am not sure if it's considered public domain or if we'll need to permission the image. Please let me know if image 18226 will to be licensed through AVO or if it's considered public domain. Thank you, Rebecca Wittmuss Image Research Specialist Three Communication Design 4507 N. Ravenswood, Suite 105 Chicago, IL 60640 www.3cd.com 773.878.2229 -- Cheryl Cameron Geologist, Alaska Volcano Observatory Alaska Division of Geological & Geophysical Surveys voice: 907-451-5012 fax: 907-451-5050