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Cintra / Tektronix 911 Statistician Desktop Calculator

Cintra/Tektronix 911 Statistician Calculator

Ten digit (plus 2 digit exponent) Nixie display, statistical function calculator. Introduced in early '70. Designed, manufactured and sold by Cintra of Sunnyvale, California, but later rebadged by Tektronix, when Tek purchased Cintra in May of 1971. Physical appearance virtually identical to the Cintra/Tektronix 909 with only difference being function of four keyboard keys. Image is of a Tektronix-badged 911 Statistician calculator.