John A.C. Harrison was apprenticed to his father at the age of thirteen, while he attended art classes in Birmingham.
Aged seventeen, Harrison joined the firm of Waterlow Brothers and Layton as an ornamental engraver.
He specialised in the design and production of line-engraved heraldic bookplates, which gained him a wide reputation for his skills, many of which were produced for the firm of J.
[2] Alongside his career as an engraver, Harrison was also a competent water-colourist and was interested in the stage: he was for many years a member of the Comedy Club of Streatham.
[3] Harrison was commissioned by the Royal Mint to engrave the dies of several postage stamps, upon the death of King Edward VII in 1910.