Atlantic Ocean / Bolivian Plateau / Pacific Ocean coast / Paraguay River / Pilcomayo River / /
Organization
Paraguayan Federation of Scouting / Scout Postal Service / Scout Association of Paraguay / First Army Corps / Northern Regiment / Boy Scout Postal Service / National Government / Infantry Regiment / Royal Philatelic Society of London / Bolivia’s army / Scouts Association of Paraguay / Association of the Boy Scouts of Paraguay / /
Person
Hipolito Carron / Roberto C. Eaton / Scout Postal / Bautista de Neembucu / Alfredo M. Seiferheld / Brian Moorhouse / /
Boy Scout Postal Service during the Chaco War[removed]By Hallvard Slettebö FRPSL Chaco The Chaco War[removed]was fought between Bolivia and Paraguay over control of the northern part of the Gran Chaco region (the Ch