Imelda Updegraff

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Books by Imelda Updegraff (50 max)

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A changing earth

1980

Imelda Updegraff, Robert Updegraff

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Rivers and lakes

1981

Imelda Updegraff

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Seas and oceans

1981

Imelda Updegraff

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Mountains and valleys

1981

Imelda Updegraff

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Continents and climates

1980

Imelda Updegraff

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Weather

1981

Imelda Updegraff

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Earthquakes and volcanoes

1981

Imelda Updegraff

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Earthquakes and Volcanos

1983

Imelda Updegraff, Robert Updegraff

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Continents and Climate

1983

Imelda Updegraff, Robert Updegraff

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Weather

1983

Imelda Updegraff

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Robots (Turning Points)

1985

Robert Updegraff, Imelda Updegraff

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Computers (Turning Points)

1985

Robert Updegraff, Imelda Updegraff

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Telecommunications (Turning Points)

1985

Robert Updegraff, Imelda Updegraff

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Computers (Turning Points)

1985

Robert Updegraff, Imelda Updegraff