Permissions and How to Cite

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The Oregon Historical Society (OHS) and Portland State University (PSU) own the content on The Oregon Encyclopedia (OE). All materials, including entries and images, may not be reproduced in print or electronically without written permission from The Oregon Encyclopedia.

Teachers and educational organizations may use the content on The OE for educational purposes only. They do not need to obtain permission to use site materials for classroom exercises or teacher workshops, but they must make proper attribution to both The Oregon Encyclopedia and the authors of the entries. Web site administrators may create a direct link to pages of The OE from their Web sites without obtaining permission from The OE. Teachers and educational organizations may not reproduce Encyclopedia content in publications of any kind—paper or electronic—or on Web sites without written permission from The OE.

The images used on The Oregon Encyclopedia are reproduced by permission of various institutions and individuals who retain copyright of their materials. The Oregon Encyclopedia may not grant permission to reproduce images found on the Web site. You must contact the institution or individual owners of the images to get permission. This information may be found on each image.

All requests to use written material from The Oregon Encyclopedia should be sent to [email protected]


How to Cite


Author. "Title of entry/page." The Oregon Encyclopedia. URL. Date accessed.

Ex.: Robbins, William. "Alsea River." The Oregon Encyclopedia. Accessed October 21, 2018.

Ex.: "Using the Oregon Encyclopedia in the Classroom." The Oregon Encyclopedia. Accessed October 21, 2018.

Footnote and endnote:

Author, "title of entry," The Oregon Encyclopedia, url, access date. 

Ex.: William Robbins, "Alsea River," The Oregon Encyclopedia,, accessed October 21, 2018.