Vintage Texas Instruments TI-30 Calculator 1970s w/ Case Not Working Parts

Brand: Texas Instruments Model: TI-30 (early LED scientific calculator) Era: 1970s Includes: Original zippered denim-style case Condition: Pre-owned, tested with new 9V battery but does not power on. Selling as-is, for parts/repair/display only. Cosmetic wear consistent with age (see photos). Keywords: Texas Instruments TI-30, Vintage calculator, Electronic calculator, TI-30 calculator, Scientific calculator, Retro calculator, Collectible calculator, Vintage electronics, Assembled in USA, TI calculator, School calculator, Office calculator