Research Guides

Researchers can use the library’s search tools and research guides to help find materials related to their interests. Use the search tools to find information about which materials are available in the library or online through digital collections, or explore research guides created by library staff for tips and resources on common topics. Staff also provide research support in person, by phone, and by email. For help, contact the library at or leave a voicemail at 503.306.5240.

Library Search Tools

Library Catalog

Use the catalog to find information about documents, photographs, oral histories, maps, architectural plans, moving images, books, and other items in the library’s collections.

Search the Catalog

OHS Digital Collections

Use OHS Digital Collections to find photographs, oral histories, maps, moving images, and documents that can be accessed online.

Search Digital Collections

Archives West

Use Archives West to find detailed information about historical materials in collections at libraries and archives in six Western states, including OHS’s research library.

Search Archives West

Topical Guides

House and Building History

Browse resources on researching houses and other buildings, primarily structures in Multnomah County.

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LGBTQ Community Collections

This guide introduces the library’s extensive holdings on LGBTQ communities, experiences, and activism in Oregon.

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