Helmut Wimmer Astrological Cyanotype Print c.1957 Workbenches The upper wing is separating

The upper wing is separating on one side which causes the flaps on the other side to pull up

DIMENSIONS H 6

the Jiffy boasts a simple two button operation

This is an original pair of German opera glasses manufactured by Alois Schwarz Wein

The middle hydraulic box has a lever that controls the movement up and down with a screw top that locks it in place

Helmut Wimmer Astrological Cyanotype Print c.1957 Workbenches The upper wing is separatingABOUT Original astrological cyanotype print by Helmut Wimmer, staff artist for the Hayden Planetarium, circa 1957. Cynaotypes will not fade in the sunlight due to the process in which they are produced. Both were professionally framed in matte black frame. Cyanotype is a photographic printing process that produces a cyan blue print. Engineers used the process well into the 20th century as a simple and low cost process to produce copies of drawings,