Consists of letters received or sent by Sir Lawrence in the years 1912 - 1945, largely concerning his time and duties with the Royal Air Force during World War I and World War II.

Discusses Sir Lawrence when he was a pupil at the college, commenting that he passed his Public Examination of the Melbourne University in seven subjects. Adamson remarks that Sir Lawrence was made Prefect at College and describes him as a 'thoroughly trustworthy and honourable boy'.

Sir Lawrence relates his first experiences flying alone, admitting he was 'desperately nervous' but did 'fairly well', and that it made him appreciate flying with an experienced pilot.

He remarks that the biggest difficulty was starting the plane on the ground with a Maurice Farman plane and comments that he must go to bed early to be up for duty at 6.30 the following morning, and promises to visit his mother at first chance.

Written from The Kings Head hotel, Harrow on the Hill, London.

Consists of letters received or sent by Sir Lawrence before the outbreak of World War I.

Consists of letters sent home by Sir Lawrence during World War I.

Sir Lawrence discusses being alone in a Henry Harman plane, and having a small job 'looking after stores, in the flight'. He remarks on a Battalion's fight and how they were congratulated by Sir John French.

He comments that Johnny Fairbairn, a fellow student and oarsman when Sir Lawrence attended Jesus College, is doing well, flying a BE2C and hoping to get his wings soon.

Written from Netheravon, Wiltshire.

Sir Lawrence discusses preparations for getting to an aerodrome in Paris, checking his Vickers plane over, flying and then returning to Paris because of the conditions.

Written from the Hotel Meurice, Paris.

Sir Lawrence discusses his stay at Netheravon, his flight in a Henry Harman with dual control and the types of planes he may progress to flying. He remarks on the new Commanding Officer of his squadron and his flight commander.

He comments that Johnny Fairbairn, a fellow student and oarsman when Sir Lawrence attended Jesus College, is in a different squadron.

Written from Netheravon, Wiltshire.

Sir Lawrence discusses parcels received from his mother, including grouse, stockings, chocolates and silk gloves. He comments on seeing his first 'real live Hun' and chasing an enemy plane. He remarks that he is writing a full account of the fight to his father, and also for his own interest in it in years to come.

Sir Lawrence discusses being on patrol and having a fight with a German plane, during which he recieved a small wound to his leg when his plane was shelled. He describes the damage to his plane and comments that he expects to see one of the German "two-tails" soon.