Nbr 1 : Heinkel He 112 (all pictures : René Lemaire personnal Collection)
Nbr 2 : Name unkonwn (3 seater)
Nbr 3 : Bücker Bü 180 "Student" 1st flight in 1937. For flight training
Nbr 4 and 5 : Name unknown
Nbr 6 : Name unknown
Nbr 7 : ARADO Ar 79
Nbr 8 : Focke Wulf 200 "Condor"(1938 picture)
Nbr 9 : Focke Wulf 200 "Condor". On it's way from Tokyo to Manilla (Philippines ), this aircraft crashed in the ocean not far from reaching Manilla in 1938.
Number 2 is an Arado Ar 95B also you may find it as Arado Ar 95L (Land) . In the case it seems to be the Arado Ar 95 V4 prototype. The biplane was two-seater but not 3-one.