The Hourglass
Name: Frankish Monk
Year:it was assumed from the 8th century but first real evidence shows it was 1338
Improvements: Exact , Portable , Resistant, Cheap, Easy to find.
Diego Santos Garcia y Samuel Charlez Losada
i (2017, August 31). In Wikipedia, The Free Encyclopedia. Retrieved 07:02, October 2, 2017 , from https://en.wikipedia.org/w/index.php?title=Hourglass&oldid=798241732
10/10
ResponderEliminarsuch a perfect job guys!
ResponderEliminarMaybe you are not very objectives, aren't you?xD
ResponderEliminarI cant open your text document, so please, send it again
This invention dates back much earlier, maybe before Christ.
This frankish monk is called Liutprand. You have to read carefully.
What do you mean with easy to find?
What about a picture of the hourglass?