Episode of Series “Mechanical Drawing”.
This film shows how finished drawings are used as detailed instructions in every step of manufacturing. From the drafting room the drawings are seen going to the blue-printing machine to the reproduced by the dozens or hundreds and distributed to all those workmen who will have a part in making the finished project, The film then shows many of these workmen at their jobs using blueprints in the pattern-making assembly shop, the foundry, the forging shop, and the assembly room.
Pathescope Company of America
Black and White