This is an original 1986 user manual for the RadioShack Tandy 1000 multifunction board with clock/calendar. The manual provides detailed instructions on how to use the board and its features. It is a great addition for anyone who owns this vintage computer system.

The manual is in very good condition and is a must-have for Tandy 1000 enthusiasts. It includes information on the brand, the type, and the model of the system, making it easy for users to find the specific information they need. Whether you are a collector or a user of the Tandy 1000, this manual has everything you need to know.