out of the total Eindecker production run of 416 aircraft. Over half of the E.IVs entered service in June 1916 and the last were delivered in December 1916 by which time they were obsolete. Operators Luftstreitkräfte operated 48 aircraft. Kaiserliche Marine received one aircraft. Specifications (E.IV) See also E.IV 1910s German fighter aircraft Military aircraft of World War I Mid-wing aircraft Single-engined tractor aircraft Aircraft first flown in 1915 Rotary-engined aircraft