The first crude attempts at evacuating patients by air were made on biplanes in 1918, JN-4s and DH-4 bombers were soon modified by the Army Air Service for carrying litters.
Shortly thereafter, JN-4s and DH-4 bombers were modified by the Army Air Service for carrying litters. The first crude attempts at evacuating patients by air were made on biplanes in 1918.
The first crude attempts at evacuating patients by air were made on biplanes in 1918. Shortly thereafter, JN-4s and DH-4 bombers were modified by the Army Air Service for carrying litters.
The first crude attempts at evacuating patients by air were made on biplanes in 1918. Shortly thereafter, JN-4s and DH-4 bombers were modified by the Army Air Service for carrying litters.