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Ralph Hartley

Ralph Vinton Lyon Hartley (November 30, 1888 – May 1, 1970) was an American electronics researcher. He invented the Hartley oscillator and the Hartley transform, and contributed to the foundations of information theory.

His legacy includes the naming of the hartley, a unit of information equal to one decimal digit, after him. Provided by Wikipedia

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Administering the National Forests of Colorado: an Assessment of the Architectural and Cultural Significance of Historic Administrative Properties

by Hartley, Ralph, Schneck, James
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2

Archeological Survey within the Chickasaw National Recreation Area, Murray County, Oklahoma

by Osborn, Alan J., Hartley, Ralph J.
Published 2008

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Archeological Survey within the Chickasaw National Recreation Area, Murray County, Oklahoma

by Osborn, Alan J., Hartley, Ralph J.
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4

Estimating age of rock cairns in southeast Alaska by combining evidence from successional metrics, lichenometry, and carbon dating

by McCune, Bruce, Ali, Nijmah, Hartley, Ralph, Hunt, William
Published 2017

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5

Constructing Rock Cairns: Modifying and Signifying the Alpine Landscape of Southeast Alaska

by Hartley, Ralph J., Renner, Amanda, Hunt, William J, Jr.
Published 2018

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6

Estimating age of rock cairns in southeast Alaska by combining evidence from successional metrics, lichenometry, and carbon dating

by McCune, Bruce, Ali, Nijmah, Hartley, Ralph, Hunt, William
Published in Arctic Science (2017)

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7

Archeological Survey within the Chickasaw National Recreation Area, Murray County, Oklahoma

by Osborn, Alan J., AUTHOR Null; Hartley, Ralph J., AUTHOR Null
Published 2008

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8

Estimating age of rock cairns in southeast Alaska by combining evidence from successional metrics, lichenometry, and carbon dating

by McCune,, Bruce, Ali,, Nijmah, Hartley, Ralph J, Hunt, William J, Jr.
Published 2017

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9

Maritime Alpine Cairns in Southeast Alaska: A Multidisciplinary Exploratory Study

by Hunt, William J, Jr., Hartley, Ralph J, McCune, Bruce, Ali, Nijmah, Thornton, Thomas F
Published 2016

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