The Stratification linguistics reference article from the English Wikipedia on 24-Apr-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Stratification linguistics

Time you got around to sponsoring a child
Stratification Linguistics is a view of linguistics advocated by Sidney Lamb. His theories advocate that language usage and production is stratificational in nature.

Specifically, that there are separate 'strata' or levels in the brain used for language. Each level provides actualization or 'realization' for the next higher level, and the elements on its level are similar to each other. Several strata are involved in the production of a sound from an initial idea.

Some strata include: