Star Control Assembly Short Sunderland Type 98 as made by

Type 98 as made by Yanagi

piston aircraft

The photos show both the external and internal workings of the gun sight: an exquisite electro-mechanical computer developed well before the era of microchips

Two inner dials labeled Magnetic Course or Bearing and Compass Course or Bearing rotate within the outer ring labeled True Course or Bearing

Star Control Assembly Short Sunderland Type 98 as made byThis 2 piece device is thought to be part of the MD 1 Astro Navigation System used in early B 52 bombers, but we cannot confirm this. It consists of a sighting mechanism that includes a mirrored lens, and a cover which probably affixed to another housing assembly. Measures ~ 11 inches x 5 inches. Knowledgeable visitors are invited to email additional information.