Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc
A technical drawing manual compiled by Nehemiah Hawkins and published by Theo. Audel in New York in 1913, teaching linear drawing, machine design and working drawings to shop apprentices and draughtsmen. The plates are line diagrams of machine parts in plan, elevation and section, with center lines, dimension arrows, hatched cutaways and concentric circles, giving designers a vocabulary of measured geometric marks, shaded fills and figure-numbered mechanical parts.
