The Time Connection by Thomas F. Monteleone Popular Library Books (1976) A portal found in a prehistoric cave that leads to a time-travel adventure to a future wracked with interstellar warfare and a desperate last-ditch attempt at human survival. The cover artist is not credited. . Overall Poor Condition, Fair Spine, Binding Tight, Pages Look Fair, Previous Owner's Crimp On Page One, Blue Pen On Page One [XX], Hole Drilled In Bottom Edge Of Pages . . . #thetimeconnection #thomasfmonteleone #paperbacksciencefiction #sciencefiction #fiction #instabooks #bookstagram #instabookstagram #paperback #bookcollector #bookstore #science #scifi #instabook #bookaddict #bookishlove #bookish #library #pulpfiction #sfbooks #popularlibrary #scifiart #syfy #scifibooks #popularlibrarybooks #popularlibrarysciencefiction https://www.instagram.com/p/CUU5xi2Lct4/?utm_medium=tumblr