Slide-Rule
Of course the slide-rule isn't an sf idea per se. But it's interesting to see how long authors thought it would be in general use in the future.
| year written | year set | author | title | quote | note |
|---|---|---|---|---|---|
| 1967 | First prototype of a pocket calculator (TI) | ||||
| 1968 | 2010 | John Brunner | Stand On Zanzibar | You don't memorize log and sine tables; You buy a slide-rule or learn to punch a public computer! | |
| 1972 | First scientific pocket calculator (HP 35) |
$Date$