A SIGN SYSTEMS MANUAL Theo Crosby, Alan Fletcher and Colin Forbes

Crosby/Fletcher/Forbes -the British company that would later form the nucleus of design group pentagram, decided to produce
a book A SIGN SYSTEMS MANUAL"This book illustrates and describes a simple basic system for designing, constructing and displaying signs, together with examples of schemes which havbe been produced by leading international designers. The first part of the manual is a brief survey of the history of alphabets, the development of letters and type. This background is essential in order to understand the reasons, evolutionary and functional, behind the peculiarites and characteristics of lettering and typefaces."

Contents:

Terminology
Letter Styles
Letterforms
Letter Proportions
Display and Sign Letters
Airport Letters
Airport Alphabet
Unit Measurement System
Letter, Word and Line Spacing
Margin Spacing
Panel Sizes
Letter Sizes
Message Sizes
The Arrow
Typographic Layout
Panel Layout
Panel Contributions
Symbols
Sign Classification
Colour Coding (this is the only color in the book)
Sign Location and Fixings
Unit Spacing Chart
Specifications, Reproduction and Material
Sign Schedules
Type Style Rules
Sign Programmes