Ancient Egyptians used the shadow clock (gnomon) to determine correct time. The Greeks used the water clock, or clepsydra. The first mechanical clock appeared in the fourteenth century. Then, in 1929 first electronic timepieces appeared.
As time changes, so do the time-keeping devices. Now, in the beginning of the third millennium, the most precise time can be displayed only by the atomic c...
« more info about AlfaClock
The size of download is about 2095 kB. |  |
File size: 2.05 MB
Estimated times of download: | 33 kb/s: | 00:08:40 | | 56 kb/s: | 00:05:06 | | 128 kb/s: | 00:02:14 |
 | Report Broken Link | | Use this link if you want to report a download link that is out of date. |
|
|