Long before the B-29 ruled the skies, Germany built a wooden giant—the Zeppelin-Staaken R.6. With an enclosed cockpit and a wingspan rivaling WWII bombers, it was WW1’s most ambitious aircraft and a ...

5, an advanced bomber at the time, with two tractor engines and a 1190-pound payload. Name: Zeppelin Staaken R.VIDate Introduced to Military: 1917Key Tech Improvement: At the time of World War I ...