Note 125 — Chapter XVII · INSCRIPTIONS IN STONE (By A. E. R. Gill) Treatment & Arrangement — The Three Alphabets — Size & Spacing — The Material — Setting Out — Tools — A Right Use of the Chisel — Incised Letters & Letters in Relief — The Sections of Letters — Working in situ.
Reading edition
Really sharp, i.e. sharp enough to cut a piece of paper without tearing it.