a self-portrait using objects with which we are generally surrounded

idealized vs. derivative forms

orthographic study of a bicycle in terms of its 'wheel diameters'

perspective projection of a bicycle

conservation of dimensions in the dog ear problem

composition of an entire page using a motive, to activate the white of the page

reverse symmetries, tapping into kinesthetics. in a short time we teach the left hand to do what the right already knows.

the armature of an umbrella may be explained, in part, from the study of the divisions of a circle.

constructing perspecctive from plan using true height lines

interiors, drawing the inside of ones room