Clearman, Brian2011-08-282011-08-282011-06-13978-0-918941-35-0https://hdl.handle.net/1794/11521114 pagesThis study focusses on the integrative character of T-M forms. It brings together the various modes and safety aids in contrast to modal studies centered on subdivisions of safety aids. Semiotics, Communication, Information provide a foundation and internal linkage. T-M indicators, messages, meanings form the larger part of the work.en-USTransportation markingsSemioticsSafety aidsT-M: An Integrative Systems Perspective: Communication, Information, Semiotics ctive: Communication, Information, SemiticsBook