The Brumberger was manufactured by Brumberger Sales
Corporation of Brooklyn, New York, USA in 1962. The viewer was plastic
and used two 'D' sized cells. It was also focusable by means of a
thumb-wheel. Underneath was a mounting point for a stand and the viewer
was turned on by depressing a round button, on top of the viewer that
carries the Brumberger little man logo.
viewer was designed to viewer Stereo Realist format slides and is
amongst the best, giving extremely clear, bright views. The claim made
on the box, "By Far The Best", is probably not far from the truth.
When purchasing this type of viewer special care
must be taken to ensure the battery compartment is clean and free from
leakage or corrosion, a common fault with this type of viewer