HES MON vintage cartridge from 1983 by Human Engineered Software, designed by Terry Peterson for use with compatible 8-bit home computers.

• Plastic cartridge casing with original red and black label featuring HES branding and model number C302.
• Released in 1983, this software cartridge is a collectible vintage computing item.
• Designed by Terry Peterson, a known developer for Human Engineered Software.
• Compatible with VIC-20 and similar systems that accept this cartridge format.
• Includes only the cartridge; no instruction manual or original box is included.
• Connector pins are visible for system insertion.

Seller states condition as good. The cartridge shows visible wear including scuffs and surface marks consistent with age and use. Please review all photos carefully for condition details.