Similar to ペルセウス電子図書館

21st Waffen Mountain Division of the SS Skanderbeg

29th Waffen Grenadier Division of the SS (1st Italian)

34th SS Volunteer Grenadier Division Landstorm Nederland

Dirlewanger Brigade

59th Division (Imperial Japanese Army)

101st Division (Imperial Japanese Army)

List of digital library projects

DBLP

International Image Interoperability Framework

Aozora Bunko

ArXiv

Wikibooks

ChemRxiv

International Music Score Library Project

Electronic Text Corpus of Sumerian Literature

Digital Preservation Coalition

BioRxiv

Project Gutenberg

Mutopia Project

Philology

Ephemera

Doubting Antiquity School

Kaozheng