After the F.36 - or F.XXXVI - airliner of 1934, Roman numerals in the Fokker designations were on the way out for obvious reasons. The C.10 reconnaissance biplane saw combat in Dutch and Finnish service during WWII. 710 is flying in formation with 705 and 714 here. The city below has been said to be Amersfoort, but it is in fact Assen.
This photo was added on 9 February 2019, and has since been viewed 54 times.