Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Second floor plan - electrical layout (1/4" =1'-0")

Photomechanical print with ink on paper

Photomechanical print printed in black on gray paper

Photomechanical print with handcoloring

Photomechanical print in black ink

Poster; photmechanical print in black

Photomechanical print of a drawing in black ink

collotype with hand-coloring and stenciled coloring