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ARTIFACT: This is a WWII manufactured load adjustor for the USAAF's largest bomber at the time: the Boeing B-29 (and B-29A) Superfortress. The B-29 flew from 1944 until 1960 and was the aircraft that delivered both atomic bombs to Japan. It is in its original leather carrying case and is marked as USAAF Class 30D. The instrument determines loading range by sliding the middle part of the adjuster along according to weight and an index formula (there are tabs underneath which slide as well).
VINTAGE: Circa World War II.
SIZE: Approximately 12-3/4" in length and 1" in thickness and 2-1/2" in width (cased); 12-3/8" x 1-3/4" uncased, closed.
MATERIALS / CONSTRUCTION: Celluloid, wood, leather.
ATTACHMENT: Strap for tongue on case.
MARKINGS: Cox & Stevens Aircraft Corp. Mineola, N.Y E803; 155078 on case strap; AAF Class 30D and Cox & Stevens info stamped under case flap.
ITEM NOTES: This is from a WWII United States Army Air Forces aircraft instrument collection that we will be listing more of over the next few months. ebay MFEX14 LBGEX1/14 SLBBEX6/16
CONDITION: 7 (Very Fine): The instrument has little wear; 3/4" x 5/8" hole in side of case.
GUARANTEE: As with all my items, this piece is guaranteed original.