US ARMY AIR SERVICE
John Peter Steffen
March 28, 1886—September 17, 1969
CHAUF
Life Timeline
83 years1886
Born
March 28, 1886
US ARMY AIR SERVICE
Service Record
World War I
World War I
Conflict
CHAUF
1969
Passed Away
September 17, 1969
Service Record
Verified fields from cemetery source data.
Branch
US ARMY AIR SERVICE
Rank
CHAUF
War / Conflict
World War I
Sourced from official cemetery data; last updated May 30, 2026.Learn more