Colour Coding Specification
Bs4-1 - Specification for Hot-rolled Sections
Bs 1881 Part124 Concrete Testing
BS 1722 Part 4 (Chestnut Pale Fences)
J M Woodgate and Associates RAYLEIGH UK1 British Standard Code of Practice for Audio-Frequency-Inductive- Loop-Systems (AFILS) BS 7594 John Woodgate.
