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Unformatted text preview: ent. Writing materials
available clay in the river-beds
was chosen, and
impressions on clay tablets
were made with a stylus.
Sharp stylus was changed to
blunt stylus later. From Picture to Pictogram
Pictograms were the basis for cuneiform writing.
BC 3200 3000 Philadelphia Tablet (3100-2900 BC)
The document, on both sides,
records transfer of certain land.
Col. 1 describes the acquisition
of 63.5 ha of land by a person.
Col 2 and Col 3 describe
division into 4 fields.
The round holes in the tablet
count the field size.
This writing is from top-to-bottom using a pointed stylus. From Picture to Pictogram
Later the direction of writing was changed
from top-to-bottom to left-to-right,
necessitating rotating the signs by 900.
BC 3200 3000 2400 From
From pointed to blurt Stylus A pointed stylus on clay caused
‘heap-up’ and ‘clog’
lines already written.
To avoid this a blunt stylus
came into use later. From pointed to blunt Stylus Blunt Stylus Possible impressions
of a blunt stylus,
with little lateral
movement of stylus
and orientation of
holding the tab...
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- Spring '12