| Date |
Place |
Event |
| 4000 |
Babylon |
Copper alloys used: smelting of gold and silver. |
|
Egypt |
Copper alloys used: smelting of gold and silver. |
| 3500 |
Babylon |
Wheeled vehicles used. |
|
Egypt |
Plowing, raking, and manuring. |
|
Middle East |
Linen Produced |
|
Mesopotamia |
Potter's Wheel in use. |
| 3000 |
Europe |
Weaving loom known. |
|
Sumer |
Oil burning lamps in use. |
| 2750 |
Egypt |
Metal mirrors in use. |
|
Sumer |
Manufacture of metal objects. |
| 2500 |
Babylon |
Potter's wheels & kilns in use. |
|
|
Bow & arrow used in warfare. |
| 2300 |
Egypt |
Egyptian ships import gold from Africa. |
| 2000 |
Egypt |
Use of knotted rope triangle with "Pythagorean"
numbers to construct right angles. |
|
|
Minos palace has light and air shafts, bathrooms with
water supply. |
|
Egypt |
Use of contraceptives. |
|
Egypt |
Use of horses to draw vehicles. |
|
Babylon |
Highly developed geometry used as basis for astronomic
measurements; signs of zodiac known. |
| 1880 |
Egypt |
Thutmose I builds first tomb in Valley of
Kings. |
| 1750 |
Crete |
Decimal system in use. |
|
India |
Water dam built of polished marble. |
|
Egypt |
Use of mercury. |
| 1500 |
Egypt |
Intricate clock, measuring flow of water. |
|
China |
Mathematical permutations and "magic squares." |
|
China |
Properties of Pythagorean triangle theory known. |
| 1193 |
China |
Silk fabrics. |
| 1002 |
Mexico |
Sun Pyramid built in Teotihuacan. |
|
Assur |
Monumental tower temples built. |
| 1000 |
Greece |
Earliest use of iron in Greece. |
| 960 |
Israel |
Water supply system through reinforced subterranean
tunnels built in Jerusalem. |
| 950 |
Babylon |
Chaldeans use water-filled cube for measuring time,
weight, and length. |
|
Europe |
Gold vessels and jewelry in use in north. |
| 879 |
|
Bronze doors and black obelisk at palace in Balawat are
evidence of highly developed metal & stone sculpture. |
| 800 |
|
First iron utensils. |
| 746 |
Europe |
Hallstatt
culture uses spoked-wheels & horseshoes. |
|
Assyria |
Animal bladders used as swimming aids in
warfare. |
| 630 |
|
Glaucus of Chios invents
soldering of iron. |
| 551 |
India |
Dams are being constructed. |
| 536 |
Athens |
1st water supply system has
nine pipes leading to main well. |
| 500 |
Persia |
Darius I uses pontoon bridge
across Bosphorus during warfare. |
| 445 |
Greece |
Use of carrier pigeons. |
| 400 |
|
Use of catapults as weapons of war. |
| 377 |
Rome |
Walls built around city. |
| 356 |
China |
China begins building the Great
Wall against Huns. |
| 350 |
India |
Rain measured. |
| 350 |
China |
Iron used as working material. |
| 338 |
Rome |
First coins. |
| 275 |
Alexandria |
Completion of lighthouse at
Pharos. |
| 250 |
|
Eratosthenes suggests that the
earth moves around the sun and maps out the course of the Nile; also
makes close estimates of the earth's circumference. |
| 230 |
Greece |
Oil lamps introduced. |
| 221 |
China |
Unification of all measurers
& weights. |
| 215 |
China |
Great Wall (1400 miles
long) built to keep out invaders. |
| 200 |
|
Use of gears leads to invention
of ox-driven water wheel for irrigation. |
| 179 |
Rome |
1st stone bridge, Pons Aemilius. |
| 159 |
Rome |
The first water clock
(clepsydra). |
| 140 |
|
Crates of Mallus forms his
great globe of the world. |
| 100 |
India |
Erection of the Great Stupa at
Sanchi. |
| 43 |
China |
Ch'ien Han Shu is the first
person to record sunspots. |
| 38 |
China |
Octave is subdivided into 60
notes. |
| 20 |
Rome |
The
Millearium aureum erected in the Via Sacra (names, and distances from
Rome, of the chief towns in the Empire). |
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