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Supplementary Instruction - Example
SI 01/18 Aerodrome Manual Part B Section 2 'Training & Education'
SI 02/18 Airside Operational Instruction 07, Section 4 'Substance Misuse'
SI 03/18 Airside Operational Instruction 04, Section 2 (Aerodrome Works)
SI 04/18 Airside Operational Instruction 20, Section 1 (Aviation Fuel Management)