The Type 109 was a single-engine two-seat conventional biplane built in 1928 for an attempt on the world distance record.

The He 51 was a conventional single-bay biplane, with all-metal construction and fabric covering.

It was a conventional biplane of mixed construction with a fixed tailskid landing gear.

It was a conventional small biplane, with a very unusual method of trimming.

It was a conventional single-bay biplane with staggered wings of equal span.

The aircraft was a conventional biplane with a fixed tailskid landing gear.

Designed for the post-war civil market, the Gnu was a conventional equal-span biplane.

It was a conventional, three-bay biplane with an enclosed cabin for four passengers.