The guys name is James Pillans. He invented this piece in 1801 and called it the blackboard. In the 1930s the name "chalkboard" was introduced. The blackboard is mostly for teaching. It has different variaties of colers,such as black,green,and brown.
the inventor(s) of porcelain were the chinese, but no 1 person can take credit for it.
Rock has, of course, undergone many, many changes since 1955, the year the movie Blackboard Jungle shocked the nation and introduced young audiences to "Rock Around the Clock" by Bill Haley and the Comets. They are given credit for introducing the country to rock'n'roll, although they did not invent this new form of music.
Gutenburg
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bramante
The inventor of the blackboard.
the closest i could find was "Mr. James Pillans is regarded as the inventor of the chalkboard (or blackboard). He was the Headmaster of a high school in Edinburgh, Scotland." he was using a chalk like substance on the boards but no one invented it someone just started writeing with it....
A blackboard eraser or shoe box
Blackboard Inc. was created in 1997.
The population of Blackboard Inc. is 1,780.
advantages and disadvantages of blackboard
The duration of Murder on the Blackboard is 1.18 hours.
The duration of Beyond the Blackboard is 1.67 hours.
Beyond the Blackboard was created on 2011-04-24.
Meter is used in finding the width of the blackboard.
Go to google and type in your state and blackboard and it should come up.
There is more than one size of blackboard...