[1] After a short time as aerial photographer with the Army Air Service, in 1919 Henry moved back to Washington to help his father with the helicopter research that had been underway for many years (since 1903 New International Encyclopedia).

Using a Le Rhône engine of 80 hp mounted on a test stand, Henry was able to hover and move forward, but only with assistants holding on to stabilize the contraption.

[7] The new factory was attached to Logan Field and came at a construction cost of $250,000, for that price the company was able to install a state of the art wind tunnel measuring 16 feet (4.9 m).

[8] However, the stock market crash of the same year made Berliner-Joyce shift from civilian designs to military contract work.

The company would design multiple aircraft for the army and navy, all of which were biplanes and even though Berliner-Joyce had many contracts they never built more than 50 planes for the military.