Adobe Flash Player 1.1 didn’t actually exist under the "Adobe" brand. In 1996, the software was called . When Macromedia bought it, they released Macromedia Flash 1.0 and later 1.1.
Adobe Flash Player's version history started at version 2.0 (following its predecessor, FutureSplash Animator). If you are seeing a file labeled "Adobe Flash Player 1.1," it is almost certainly download adobe flash player 1.1