10. A view of the workshop of Etrich and Wels, two austrian pioneers, at Oberaltstadt, near Trautenau.
A glider of 1904 with skids a 4 h.p. motor-cycle engine. Above: a Lilienthal glider
11. Martens in the "Moritz" (left) and the double-seater of the Darmstadt Flying Group (right)
12. The machine built by Klemperer for the Aachen Flyiing Group. Klemperer's work was signalized from the very beginning by a sound knowlwdge of aerodynamics 13. "Konsul", the machine belonging to the Darmstadt Academic Flying Group. A prototype of the modern high-performance machine with a wide span
14. The tailless machine in which Leusch crashed to is death in conseguence of a broken wing after a short but perfect soaring flight 15. The "Espenlaub 5" in flight. One of the machines which Espenlaub, the Joner, built and flew
16. Ferdinand Schulz in his "Broomstick", a machine which accomplished marvellous feats in spite of its primitive form 22. Nehring, a veritable master in the art of slope-soaring. He crashd to is death in a motor-plane in 1930
18. A russian soarer on the Rhön in the 1925 meeting. It is not generally known that the soaring flight moviment is extremely popular in Russia, where the chief centre of activity is in Crimea 19. The famous aircraft designer, Fokker (left), who was one of the most enthusiastic disciplies of soaring flght, at Rhön meeting
20. Soldenhoff's tailless motor-plane. Built and flown by Espenlaub, the well-known soaring flyer 21. The Wasserkuppe during 1926 competition
17. The quick-release of Espenlaub's soaring plane 23. The Darmstadt Academic Flying Group's D.18. Fusolage and wings show the effect of the experience gained in soaring flight