Clarify museum roster and Dan Gross research sources
Expand exact roster rank codes (class_rank: 2nd Lt -> Second Lieutenant)
 
Line 5: Line 5:
|first=Irwin
|first=Irwin
|class_section=5A
|class_section=5A
|class_rank=2nd Lt
|class_rank=Second Lieutenant
|birth_year=1907
|birth_year=1907
|death_year=1980
|death_year=1980