|   | Fokker F.I/Dr.I Volume 1 |  | 
          
                                                                                        |   | Building the Wingnut Wings Halberstadt |  | 
          
                                                                                        |   | Building the Wingnut Wings Hanover Cl. II |  | 
          
                                                                                        |   | Building the Wingnut Wings Dolphin & Pfalz D.IIIA |  | 
          
                                                                                        |   | Building the Wingnut Wings Junkers D.1 |  | 
          
                                                                                        |   | Windsock Worldwide Vol.29, No.6 |  | 
          
                                                                                        |   | Windsock Datafile 162, MACCHI M.7 |  |