A Monograph on Comets, in Three Parts [INSCRIBED]

Petersen, Richard G. A Monograph on Comets, in Three Parts [INSCRIBED]. Phoenix: Kroevel Book Co., 1973. First edition. Octavo. 124pp. Short bibliography. Gray wrappers lettered in black. Illustrated with text photos, drawings and chronological tables. A presentation copy inscribed and signed on a preliminary blank by Richard Petersen. Rubber stamp, “Complimentary Copy” on title page. Occasional pencil underlining and marginal notes. Minor chips at extremities of spine and wrapper edges lightly tanned.

Contents: Concerning their origin and structure — Possible residues of cometary encounter — Corollaries of the encounter model. (OCLC) Very good +. Softcover. (50792) $65