published on: 2016-03-03 03:31:21
did-you-kno:“There’s been a bunch of articles written about
jtotheizzoe: braincraft: NEW VIDEO! The Tiny Key to Aging:
design-is-fine: Casio calculator, 1969-1972. Japan. Source
design-is-fine: Reusch, illustration for calculator ad, 1926.
design-is-fine: Johann Christoph Schuster, calculating machine,
mentalflossr:Name Every Shade of the Rainbow With This ‘Color