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Columbia Encyclopedia

Columbia Electronic Encyclopedia, published by Columbia University Press
The Columbia Electronic Encyclopedia contains entries on people, places, events, historical facts and terms, with bibliographies for further reading.
On this page: Ohio to Old Sarum.
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Title Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9
O:  < Previous  3  4  5  6  7  8  9  10  11  Next > 

Ohio (river, United States)
Ohio and Erie Canal (body of water, Ohio)
Ohio Company (organization, United States)
Ohio Company of Associates (organization, United States)
Ohio State University (university, Ohio)
Ohio University (university, Ohio)
ohm (measure)
Ohm's law (in electricity, physics)
ohmmeter (mechanical device)
Ohrid (city, Macedonia)
Ohrid, Lake (lake, Macedonia/Albania)
Oil City (city, Pennsylvania)
oil gas (material)
oil industry (in business)
oilbird (bird)
oilcloth (in textile)
oils (material)
Oise (department, France)
Oise (river, Belgium and France)
Oita (city, Japan)
Ojibwa (tribe, North America)
Ojos del Salado (mountain, Argentina/Chile)
Oka (village, Canada)
Oka (river, central European Russia)
Oka (river, Siberian Russia)
Okanagan Lake (lake, Canada)
Okanogan (tribe, North America)
okapi (mammal)
Okara (city, Pakistan)
Okayama (city, Japan)
Okeechobee Waterway (body of water, Florida/the Atlantic Ocean)
Okeechobee, Lake (lake, Florida)
Okefenokee Swamp (geographical area, Florida)
Okhotsk, Sea of (body of water, the Pacific/Japan)
Okinawa (island, Japan)
Oklahoma (state)
Oklahoma City (capital, Oklahoma)
Oklahoma State University (university, Oklahoma)
Oklahoma, University of (university, Oklahoma)
Okmulgee (city, Oklahoma)
Öland (island, Sweden)
Olathe (city, Kansas)
Olbia (ancient city, ancient Greece/Ukraine)
Old Catholics (in church, Christianity)
Old Lyme (city, Connecticut)
Old Norse literature (literature, Iceland/Scandinavia)
Old Orchard Beach (city, Maine)
Old Red Sandstone (geology, Wales/Scotland/England)
Old Sarum (ancient city, England)