… engineering, industrial, commercial, topographical or similar purposes, being originals drawn by hand; hand-written texts; photographic reproductions on sensitised paper and carbon copies of the foregoing. …
Explanatory notes
… engineering, industrial, commercial, topographical or similar purposes, being originals drawn by hand; hand‑written texts; photographic reproductions on sensitised paper and carbon copies of the foregoing. This … the purpose of which, generally, is to indicate the position and relation of parts or features of buildings, …