Paul Strand's Right-Angle Lens
I've read that Paul Strand modified an old barrel lens with a right-angle prism to make it look like his camera was pointed 90 degrees from where it was really pointing. At some later point he purchased a lens that accomplished this task. The famous picture of the blind woman selling newspapers was taken this way.
Does anyone know if he used something like this lens:
Or was it more like this:
I'm interested in trying to hook up something similar...