Revised Guidelines for the Procurement of Supplies, Materials, Spare Parts, Equipment, Including Non-Personal Services. Category: Department OrderSub Category: equipment-supplies-propertiesSeries: 1988No: 33File: DO_033_S1988.pdfDate: Monday, March 28, 1988Tags: Guidelines Procurement SuppliesMaterialsSpare PartsEquipment 033 Read more about Revised Guidelines for the Procurement of Supplies, Materials, Spare Parts, Equipment, Including Non-Personal Services.