Translation to Picture 1:
(annotation by me: This was Current status from 14. Dec 1937
file reference: Fl.In.3 Nr. 730/37 II)
a, The Staffelaircraft (including Reserveairplanes) are marked with arabic Numbers from 1 to 12 namely
- the 1. 4. and 7. Staffel in white without edging
- the 2. 5. and 8. Staffel in Red with white edging
- the 3. 6. and 9. Staffel in clayyellow with black edging
(Autors note: White = RLM 21, red = RLM 23, Clayyellow = RLM 04)
Translation to Picture 2and 3:
Changing in Airplane Markings. Current status 1943
The Regulation about Markings of airplanes B.L.B 1938 Page 4 Nr. 7 Segment II
(see Chapter 6.5.1.4) is to change as follows:
a, The Staffelaircraft (including Reserveairplanes) are marked with arabic Numbers from 1 to 16 namely
- the respective first Staffel in every Group in white color
- the respective second Staffel in every Group in Black color
- the respective third Staffel in every Group in clayyellow color
- the respective fourth Staffel in every Group in blue with white edging
(Autors note: White = RLM 21, red = RLM 23, Clayyellow = RLM 04 Blue = RLM 24)
That's at least whats in the books, in reality welll.....what a mess.