A visual representation of cubing. "In the diagrams, Figure 1 represents 40 cubed and has a content…
"Here one cube may be brought into the position of the other by a rotation of 180 degrees about a traid…
Illustration of the development of a rectangular prism. "Assume now that the prism is laid on the drawing…
Illustration of a 5 in. by 3 in. by 4 in. rectangular solid with each cube in the solid representing…