Changes

<references />

* [https://archive.org/stream/byte-magazine-1980-12/1980_12_BYTE_05-12_Adventure#page/n193/mode/2up/ The Internet Archive: Byte Magazine, Vol 05: Number:12, Page 192]

* [http://www.pixelatedarcade.com/games/pirate-adventure/ Pixelated Arcade: Pirate Adenture]