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A combination between a whiteboard and a cork bulletin board Original early 1960s ad for "Plasti-slate", the first whiteboard/dry erase board invented by Martin Heit. It has been widely reported that Korean War veteran and photographer Martin Heit and Albert Stallion, an employee at Alliance, a leading flat rolled steel sheet supplier should be credited with the invention of the whiteboard in ...
A clipboard is a thin, rigid board with a clip at the top for holding paper in place. A clipboard is typically used to support paper with one hand while writing on it with the other, especially when other writing surfaces are not available. The earliest forms were patented in 1870–1871 and referred to as board clips. [1]
About essays – what essays are, the types of essays and status within the community. Avoid writing redundant essays – why it is a good idea to check if similar essays already exist before creating new ones. Difference between policies, guidelines and essays – what the community chooses to call a "policy" or a "guideline" or an "essay".
The term "blackboard" is attested in English from the mid-18th century; the Oxford English Dictionary provides a citation from 1739, to write "with Chalk on a black-Board". [15] The first attested use of chalk on blackboard in the United States dates to September 21, 1801, in a lecture course in mathematics given by George Baron . [ 16 ]
They are usually referred to as pencil boards in English. Shitajiki for handwriting are generally made of plastic about 1 to 2 mm in thickness, making them flexible but still durable. Typically, they are B5 sized (slightly smaller than U.S. letter size ), although other sizes are also available (typically A4 or A5 ).
Avoid writing redundant essays, or (in most cases) content-forking them. Start the essay as a draft in the userspace. Be concise and to the point. Tag the essay with {}. Use {} to summarize the gist of the essay. Create a shortcut that redirects to the essay. Categorize the essay, and use any relevant navigational templates.
Boogie Board is a product line of paperless note taking tools, utilizing an LCD in conjunction with a stylus, finger, or other implement to replicate the functionality of pen and paper. Boogie Board was developed by Kent Displays Incorporated, based on research conducted at Kent State University .
Writing is accomplished by placing a piece of heavy paper in the slate, aligning it correctly and closing the slate. The pins in the back of the slate puncture or pinch the paper securely between the two halves of the slate. [1] [4] The person writing begins in the upper right, each combination of dots in the cell has to be completed backward.