In an important training exercise, Greg begins today to practice ‘zone calls’. Log book entry Date: 29.4.18 Hour: 2.35 Machine type and No.: DH 5155 Passenger: – Time: 55 m Height: 3000 Course: Aerodrome Remarks: Practice. Date: 29.4.18 Hour: 5.55 Machine type and No.: DH 5155 Passenger: – Time: 1 h 20 m Height: 3000 … Continue reading Monday 29 April 1918 – Zone Calls