Bloomsbury (formerly Anchor/Yale) a starting point for social history of biblical events, for people, subjects, archaeological sites, names including etymologies.
Customizable verse and word search of a variety of editions of the Bible. Organizational mission is here:
https://www.blueletterbible.org/about/faith.cfm
The Textual History of the Bible brings together all available information regarding the textual history, textual character, translation techniques, manuscripts, and the importance of each textual witness for each book of the Hebrew Bible, including its deutero-canonical scriptures.
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Anchor Yale Bible Dictionary by 
