Similarly shaped airfoils to HN-839D

1. HN-184M
2. HN-973
3. HN-354SM
4. HN-418
5. HN-350M02
6. JWL042 8.6/2.5
7. JWL043 8.8/2.1
8. WSM825
9. HN-227
10. HN-465
11. HN-354OC
12. HN-424
13. HN-217
14. HQ 2.5/9
15. MH 32 8.7%
16. HN-380
17. NACA63-509
18. HN-360
19. HQ 2.5/9 B
20. HQ 2.5/9.0 smoothed by Eppler
21. NACA63-409 a=0.8