Clarify museum roster and Dan Gross research sources
Expand exact roster rank codes (class_rank: 1st Lt -> First Lieutenant)
 
Line 5: Line 5:
|first=Axel
|first=Axel
|middle=V.
|middle=V.
|class_rank=1st Lt
|class_rank=First Lieutenant
|birth_year=1910
|birth_year=1910
|death_year=1949
|death_year=1949