Clarify museum roster and Dan Gross research sources
Expand exact roster rank codes (class_rank: Sgt -> Sergeant)
 
Line 5: Line 5:
|first=Martin
|first=Martin
|class_section=4A
|class_section=4A
|class_rank=Sgt
|class_rank=Sergeant
|birth_year=1919
|birth_year=1919
|death_year=1988
|death_year=1988