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Renaissance technology was the set of European artifacts and inventions which spread through the Renaissance period, roughly the 14th century through the 16th century. The era is marked by profound technical advancements such as the printing press, linear perspective in drawing, patent law, double shell domes and bastion fortresses.
A slot machine is a casino gambling machine. Due to the vast number of possible wins with the original poker card based game, it proved practically impossible to come up with a way to make a machine capable of making an automatic pay-out for all possible winning combinations.
Jarves solved the red lead problem in the early 19th century when he developed a way to make red lead using domestic sources. [19] Finally, high quality sand was necessary to make high quality crystal glassware. England controlled the supply of high quality sand, and brought it to the United States as ballast in their ships.
320 kya: The trade and long-distance transportation of resources (e.g. obsidian), use of pigments, and possible making of projectile points in Kenya [20] [21] [22] 279 kya: Hafting and early stone-tipped projectile weapons in Ethiopia [23] 200 kya: Simple glue made of one kind of material, birch tar, in Central Italy by Neanderthals. [24]
[18] (to 1600) 1599: March, Leaving Europe the previous year, a fleet of eight ships under Jacob van Neck was the first Dutch fleet to reach the ‘Spice Islands’ of Maluku. [18] 1600: Giordano Bruno is burned at the stake for heresy in Rome. Siege of Fiľakovo castle during the Long Turkish War; 1600: Battle of Sekigahara in Japan.
By the end of that century, this Walloon process spread to the Pay de Bray on the eastern boundary of Normandy, and then to England, where it became the main method of making wrought iron by 1600. It was introduced to Sweden by Louis de Geer in the early 17th century and was used to make the oregrounds iron favoured by English steelmakers.
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The railway track or permanent way is the elements of railway lines: generally the pairs of rails typically laid on the sleepers or ties embedded in ballast, intended to carry the ordinary trains of a railway. It is described as a permanent way because, in the earlier days of railway construction, contractors often laid a temporary track to ...