SEASTALKER infocom Invisiclues Booklet NIP selling

Invisiclues!

The InvisiClues Hint Books for Infocom products were quite unique in that the clues themselves were invisible until you revealed them with the included marker.

This process allowed users to reveal only clues they wished to uncover when stuck trying to figure out puzzles in various games.

This selling booklet is for Seastalker is an interactive fiction game published by Infocom in 1984.

(from wikipedia:)
“The player's character is a young inventor and marine scientist. A research facility called the Aquadome issues a call for help, indicating that the undersea structure is being attacked by a sea monster. With helpful assistant Tip, the player must navigate to the Aquadome in the new untested two-person submarine Scimitar and investigate the problem. But that isn't all... it looks like there may be a saboteur within the Aquadome as well.”

This hint booklet is *New in Package* but packaging has some wear: separating a bit at the top and sides, with wrinkles and bends. Yellowing color. (see photos)

Measures approx 11.5” x 6.5”
( 21.2cm x 16.5cm)