One two-seat reconnaissance biplane floatplane, designed and built by Atanas Grigorov. The first Bulgarian-designed floatplane. Basic layout based on the Friedrischshafen FF-33 seaplane. Named 'Leitenant Liapchev'. Evaluated by Bulgarian Navy with favourable results, but series production cancelled when prototype destroyed in a violent storm circa 1925.
Bulgaria
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Military
AFB/1925
Leitenant Liapchev