Designation of Engr. VICENTE CASUELA as District Engineer of Basilan Engineering District, Region IX. Category: Department OrderSub Category: areas-responsibilities-authority-designationSeries: 1992No: 71File: DO_071_S1992.pdfDate: Thursday, June 18, 1992Tags: Designation VICENTE CASUELA District Engineer Basilan 071Region: Region IX Read more about Designation of Engr. VICENTE CASUELA as District Engineer of Basilan Engineering District, Region IX.