Technology
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Gaius Sulpicius Gallus ... at a time when ... he happened to be at the house of Marcus Marcellus, his colleague in the consulship [166 B.C.], ordered the celestial globe to be b...
4. Part 4Nor it is possible for any clock to follow the judgment of astronomy with complete accuracy. Yet clockmakers (artifices horologiorum) are trying to make a wheel (circulum) which...
3. Part 3We have already seen that in classical times there were already two different types of protoclocks; one, which may be termed "nonmathematical," designed only to give a visual ai...
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5. Part 5[8] See, for example, the chronological tables of the 14th century and the later mentions of clocks in E. Zinner, _Aus der Frühzeit der Räderuhr_, Munich, 1954, p. 29 ff. Unfort...