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Huts
Hutton, Betty
Hydrangeas
Hydraulic laboratories
Hydroelectric power plants
Hydroelectric power plants--Design and construction
Hydroelectric power plants--Oregon
Hyland, Ren
Hyperion Water Treatment Facility (Los Angeles, Calif.)
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16mm (photographic film size)
4-H clubs
Abaci
Abandoned houses
Abdallah, Said
Abernethy, George, 1807-1877
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Abortion services
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Abortion--Law and legislation--Oregon
Abortion--Law and legislation--United States
Abraham, Julia (Hinkle)
Abraham, Miriam
Abrams, Sarah Lavina (Phelps)
Abrams, W. P, Mrs.
Absenteeism (Labor)
Abt, Isaac A. (Isaac Arthur), 1867-1955
Academic costumes
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Acker, B. B., Mrs.
Acker, Lillie (Hadlock)
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Hydroelectric power plants
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Hydroelectric power plants
UF Water-power electric plants
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