The Official Guide to UFOs by Editors of Science & Mechanics
1968. No Edition Remarks. 189 pages. Illustrated paper cover with lettering. Clean pages with noticeable tanning and foxing throughout. Pencil markings to first page textblock. Binding remains firm. Paper covers have mild edge-wear with slight rubbing to surfaces and curling to corners. Lettering is bright and clear. Visible wear marks to covers.