They Knew the Unknown by EBON, Martin

World Pub. Co, 1971. Hardcover. Good. Missing dust jacket; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

World Publishing Co., 1971. Hardcover. Acceptable. Former library book; Missing dust jacket; Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

World Pub. Co, 1971. Hardcover. Good. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

New York, New York: New American Library, 1972. Book. Good +. Mass Market Paperback. 1st Printing. Good + mass market paperback. Sticker on inside of front cover. May be some rubbing, bumping and creasing to edges, corners and spine. Overall a nice tight copy..

Signet, 1972. Paperback. Good. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Signet. 1st thus,1972. Very Good- paperback. 16mo,paperback,256pp. edgewear,scrapes,looks like back cover had stuck to something along the way,yellowing,corners turned,cover. scrape foredge,light yellowing,clean and tight text. occult.

World Publishing. book club edition,@1971. Good/Good hard cover. 12mo,boards,253pp. edgewear,tears,chips,scrapes,scratches,tanning,dust jacket. shelfwear,corners bumped,cover. small stain top foredges a few pages,edges tanned,light yellowing,crease page 219,clean,tight,text. occult.

UsedGood. Cover has edge wear/tears/creasing. Good solid paperback with moderate reading/age wear, may have some light markings, pages may have some mild tanning. We take great pride in accurately describing the condition of our books and media, ship within 48 hours, and offer a 100% money back guarantee. Customers purchasing more than one item from us may be entitled to a shipping discount.

Signet, 1972. Book. Good+. Mass Market Paperback. 1st Printing. Arresting case histories of world-famous men and women who explored the reality beyond our senses. Cover wear, bookstore label inside cover, no spine creasing. 256pp..

New York: The World Publishing Company, 1971. 23 short biographies of scientists, authors, philosophers and others. Boards are scuffed with edgewear. Pages are clean, text has no markings, binding is sound.. Hard Cover. Good/No Jacket. 8vo - over 7¾" - 9¾" tall.