The product is a vintage Apple IIGS Memory Expansion Card Owners Guide from 1986, manufactured in Singapore. This user manual is a valuable resource for owners of the Apple IIGS computer, providing instructions and information on how to use and expand the memory capacity of the system. With its historical significance as a vintage piece from the iconic brand Apple, this manual offers a glimpse into the technology and practices of the time.

Excellent shape but does have some signs of yellowing and see pictures for condition.