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		No cover image available Magneto-ionic theory and its applications to the ionosphere a monograph by Ratcliffe, J.A. Material type: Text Publication details: 1962Availability: Items available for loan: 2 Call number: 538.767 R19M, ... Place hold
		No cover image available Physical principles of wireless with 35 diagrams by Ratcliffe, J.A. Material type: Text Publication details: 1952Availability: Items available for loan: 2 Call number: 621.38491 R19P, ... Place hold
		No cover image available Physics of the upper atmosphere by Ratcliffe, J.A. Ed. Material type: Text Publication details: New York Academic Press Inc. 1962Availability: Items available for loan: 2 Call number: 621.38411 R20P, ... Place hold
		No cover image available Physical principles of wireless by Ratcliffe, J. A. Material type: Text Publication details: London Methuen UK 1929Availability: Items available for loan: 1 Call number: 621.384 R19P. Place hold

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