• Began 1909

• Covers British, Irish, (from 43AD to the present), imperial and Commonwealth, and American colonial history

• Includes books, journals (over 750 regularly searched) and chapters within collective volumes

• Updated 3 times per year with around 12,000 new entries

• As of January 2015 there are 553 503 records

• Online tutorials

• Links to Dictionary of National Biography and National Register of Archives (TNA)

• Links to full text (where available and where subscribing institutions have access)

Search by author, title, journal, free text, subject search, person as subject, geographical area, period covered

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