Equations Machine Drawings Work No 1 - Matching screws and upper part of the box

Drawings series of the Equations Machine.

Drawing of the Work No 1, Matching screws and upper part of the box, belonging to the Equations Machine. It is life-sized and color copy, dated on 23rd October 1909. The metallic covers in the upper part with slots for the wheels that indicate the results as well as all the screws and small pieces in this area can be apreciated with all kind of details and marks.