Texas Instruments TI-30 Scientific Electronic Calculator F*S USA - RARE!! - 1976 Archived 1950s German Mid Century modern

1950s German Mid Century modern barometer

I purchased it from MSC back in the day when there was no web and I ordered from a catalog

Frequency response: 20Hz to 20kHz

This is from my Mother's kitchen complete with pot

Texas Instruments TI-30 Scientific Electronic Calculator F*S USA - RARE!! - 1976 Archived 1950s German Mid Century modernThe TI 30 is a scientific calculator manufactured by Texas Instruments, the first model of which was introduced in 1976. This Calculator is in Excellent Conditio and included a Hippy Denim case and the original manual. The battery cover comes unlatched sometimes so it is safely secured with a piece of tape. Uses a 9 Volt Battery that is included.