The invention of writing, in human communities, marks the passage from prehistoric to historic. In Egypt this moment was around 3000 B.C. and came from the need, from the lack of money, to take note of the quantities of supplies that the Pharaohs took from the farmers and for the bookkeeping of cereal supplies that were used in the periods of famine caused by little or no rain. [...]
Papyrus is the name given both to the plant and to the paper. The plant (cyperus papyrus) takes root in earth and water. The stem is triangular in shape; it grows from 3 to 6 metres high and is about 10 centimetres wide. It is formed of long fibres from the base to the top and is banded by a thin and compact bark; it produces only one flower which looks like a big umbrella made of small long and thin branches which end in ears. [...]
The manufacture of the paper is documented in a Theban grave, which dates back to 1400 B.C.; in the wall it is portrayed a man who is sticking out from a boat, picks up the papyri, while another one ties them in bundles, on the shore a third man transports the bundle on the back to be delivered to a forth who works the stems sitting on a chair. [...]
HISTORY, PLANT, PRODUCTION 
The invention of writing, in human communities, marks the passage from prehistoric to historic. In Egypt this moment was around 3000 B.C. and came from the need, from the lack of money, to take note of the quantities of supplies that the Pharaohs took from the farmers and for the bookkeeping of cereal supplies that were used in the periods of famine caused by little or no rain. [...]