Walter Christian Ploeser -
People - Department History
Walter Christian Ploeser (1907–1993)
Non-career appointee
State of Residence: Missouri
State of Residence: Missouri
- Ambassador Extraordinary and Plenipotentiary (Paraguay)
Appointed: August 5, 1957
Presentation of Credentials: November 6, 1957
Termination of Mission: Left post on September 12, 1959 - Ambassador Extraordinary and Plenipotentiary (Costa Rica)
Appointed: April 8, 1970
Presentation of Credentials: April 27, 1970
Termination of Mission: Left post on April 13, 1972