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Old 4 November 2003, 04:28 AM   #1 (permalink)
Joerg
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Join Date: Oct 2003
Posts: 25
Usually biplanes differ in "Doppeldecker" and "1 1/2-Decker" because of serveral relations between the two wingspreads. Does anyone know an official source where the term "1 1/2-Decker" was determined officially?

Joerg
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