(under the class definition) Structures claimed in combination with either or both (1) a drafting board or (2) means for holding a supply of material (usually paper) in a position to be written upon.
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233, for combinations with means to hold a book or other copy in a position to be read.
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281, Books, Strips, and Leaves, for such structures, per se, and in combination with means other than a table surface to support the same in position to be written upon.
462, Books, Strips, and Leaves for Manifolding, for means for associating plural sheets or strips so that matter written upon the topmost is duplicated in the others and in combination with means to support the same in position to be written upon.