Engineering Hand-Sketching and Scale-Drawing by Jackson and Bentley shayler affair many of the maps in

many of the maps in Celestial Charts are being published for the first time since their original date of issue

First end-paper torn out (see photographs)

'In more than 300 photographs researched from every state in the nation

dustjacket in good condition with some closed tears

Engineering Hand-Sketching and Scale-Drawing by Jackson and Bentley shayler affair many of the maps inEngineering Hand Sketching and Scale Drawing by Thos. Jackson and Percy Bentley Sir Isaac Pitman & Sons, c1930, illustrations and diagrams throughout, hardcover with blue cloth binding Very Good Condition, a little edge and shelf wear, a little rubbing and bumping to edges and corners, (see photographs) "The ability to make neat and intelligible hand sketches of machine details is probably quite as important to most practical working engineers as the