File:CIA Annotated Drawing - Dark Grey Solid Looking UFO.webp
"Dark grey solid looking, sharp angles, sharp edge, saucer section appeared hollow, this shape very clearly seen when lower in elevation and approx 3200 ft. distant., impression that this shell being waved as in light metal welding"
one of the annotations shows a errata which is overlaid to obscure. The word obscured is presumed to be the word: contours
the head of the page shows, in typeface: a double hyphen indication "3", with a sub. indication "b" preceding the words: "Diagram or sketch of sighting (if possible)"
there are marks in black ink in the upper right quadrant of the image which are have no meaning to the intended representation (presumed ink leaks)
the visual representation is in black ink, and shows shading