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INDEX SEARCH RESULTS FOR: OPEN-FIELD
open-field system - in medieval agriculture
- brief account
Open Spaces Society - and common land
Open University in Britain
OPERA
- tour through time
Opera North (company)
opera seria - and Metastasio
Operation Just Cause - in Panama
Operation Restore Hope - in Somalia
Operation Sea Lion - in World War II
Ophelia (Millais)
Ophir - trading by Hiram and Solomon
Opie, Peter and Iona
opium - history
- in Crete and Egypt
- in Roman empire
- and 17th century injections
- the Opium Wars
- as medicine for babies
- addiction
- famous addicts
Opium Wars
Oporto - and the liberal uprising of 1820
- in the War of the Two Brothers
Opposition, in British politics
opthalmoscope - history
- and diabetes
- retinal photography
optic nerves - observed by Alcmaeon
Opticks - by Newton
optimism - in Candide
opus anglicanum
oracle - at Delphi
oracle bones - and the Shang dynasty
Oran - Allied landing in 1942
Orange, House of - and the Netherlands
- brief history
Orange Free State - established in 1854
Orangemen - and Orange
Orange River Colony - self-governing
Orange River Sovereignty - 1848-54
Oranges and Lemons
Orange Society - founded in 1795
Orangia Unie - established in 1906
oratorio - origin
- and Handel in England
Oratory in Rome - and oratorio
orchestra - in Greek theatres
Orczy, Baroness
Order of the Strata - by William Smith
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