Long John Nebel

Mr. Jessup sent a long and depressing letter / suicide note to his friend Long John Nebel. {1}

Dr. J. Manson Valentine

Mr. Jessup told Dr. J. Manson Valentine that he had reached definite conclusions about the series of events surrounding the PX.

Dr. Ivan Sanderson

Mr. Jessup turned over his information to Dr. Ivan Sanderson in NY, for safekeeping. {7}

Carl Allen’s Letters

Carl Allen’s second (third) letter received by Mr. Jessup {1,9}

Carl Allen’s Letters

Carl Allen’s first (second) letter received by Mr. Jessup {1,9}