Petrosix Shale Oil Prototype Plant - Current Statusarchival_materialsUnited States. National Archives and Records AdministrationRG84_P71_10PET - PETROLEUM84P71A-6201968-03-14Air pouchengEnglishIndustrial RelationsDamsColorado--DenverPetrobrasMiningCameron and Jones, Inc.R.K. HarrisConstruction workersAquatic plantsPlant Sewer SystemPower plantsAmembassy Rio de JaneiroEmb. A-562; CERP Section DDepartment of StateAddresseeAmembassy São PauloAddressee Amembassy BrasiliaAddresseeJohn W. TuthillAuthorAmcon CuritibaAddressee