Another mighty B-17F (Flying Fortress) bomber sets out on a test flight from the airfield of Boeing’s Seattle plant.

Title: Production. B-17 heavy bomber. Another mighty B-17F (Flying Fortress) bomber sets out on a test flight from the airfield of Boeing’s Seattle plant. The Flying Fortress has performed with great credit in the South Pacific, over Germany and elsewhere. It is a four-engine heavy bomber capable of flying at high altitudes.

Date: December 1942

Photographer: Andreas Feininger

Source: http://www.loc.gov/pictures/item/2017696039/ (source URL correct as of time of publishing)