Historical information

Original Positive Masters of all SYMBAS 88 symbols used on RASvy Mapping. This standardized the process of adding symbols to maps. These fil positive masters were used to create "Copy Proof" adhesive copies that allowed symbols to be affixed to film positive type sheets.

Physical description

Large 4 Ring Binder - White Cardboard Plastic covered, Contains an index of All Symbas Symbol positives. Back half of folder contains "Copy Proof" adhesive copies of symbols.