Designers or designers-to-be who are turning into draftsmen for the first time, will need to become acquainted with new tools and materials. They will find that drafting skill and accuracy require precision equipment beginning with the working surface, the drawing board.
A good drawing board is made of clear white pine, cleated to prevent warping and, for most purposes, about 24" by 30" in size.
Are the edges straight? A drawing board is only as good as its edges for if they bow or dip, the T-square will run untrue.
As the preliminary drawings for blueprints are done on tracing paper, the board will need to be padded. Vinyl padding, tinted for just this purpose, provides an excellent drafting surface, protects the drawing board, and saves the eyes by forming a soft contrasting background for pencil lines.
The T-square, guiding off the side of the drawing board, establishes the horizontal lines, and its accuracy depends on the straightness of the working edge and the squareness of the head and blade. A 30" T-square made of hardwood with a transparent-edge blade and fixed head is best for all around service.
Besides establishing the basic horizontal lines, the T-square is the guide for