Texas Instruments
Programmable TI 58/59 Specialty Pakettes Civil Engineering (1980)
Programmable TI 58/59 Specialty Pakettes Electronic Engineering (1980)
Programmable TI 58/59 Specialty Pakettes Mathematics (1980)
Programmable TI 59 Specialty Pakettes 59 Fun (1978)
Programmable TI 58/59 Specialty Pakettes Printer Utility (1980)
Pictures are of the actual items for sale and are a part of the description.