Digital Library

Ww12.nasaimages.org

Discover NASA’s photo and video archives

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Browse and explore a large collection of NASA images, videos, and historic media spanning decades of space exploration and discovery.

Digitaltransgenderarchive.net.

Browse transgender history and activism archives

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Explore a digital archive of transgender history with documents, photos, and resources about trans communities, activism, and culture around the world.

Huh.harvard.edu

Access botanical collections and digital archives

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Explore Harvard University Herbaria & Libraries for access to botanical collections, research resources, and digital archives in plant science.

Xercode.com

Manage and publish digital knowledge easily

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Xercode offers smart tools for managing and publishing digital knowledge, helping libraries, publishers, and professionals organize and share content.

Youscribe.com

Unlimited ebooks and audiobooks in one place

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Read and listen to thousands of ebooks, audiobooks, magazines, and comics in French and other languages on YouScribe’s unlimited digital library.

Zbw.eu

Access leading economics resources and research

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ZBW is a major digital library and resource center for economics, offering extensive academic materials, research tools, and information for the field.

Zh.wikisource.org

免费阅读原始文献与经典著作

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维基文库是一个多语言的数字图书馆，免费提供各类原始文献、经典著作与历史资料，便于查阅和引用。（中文界面）