| Irrigation -- Colorado. Matches 1 item |
| Irrigation farming -- Economic aspects -- Imperial Valley (Calif. and Mexico) Matches 1 item |
| Irrigation -- High Plains (U.S.) -- History. Matches 1 item |
| Irrigation -- Malawi -- Juvenile literature. Matches 1 item |
| Irrigation -- Social aspects -- Egypt. Matches 1 item |
| Irrigation water -- High Plains (U.S.) -- History. Matches 1 item |
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IRS -- Drama. SEE: United States. Internal Revenue Service -- Drama Matches 1 item
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IRTS (Highway communications) SEE: Intelligent transportation systems Matches 1 item
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| Irvine, Alexander, 1863-1941. Matches 1 item |
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Irvine, Alexander Fitzgerald, 1863-1941. SEE: Irvine, Alexander, 1863-1941 Matches 1 item
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