A General Map of the World, or Terraqueous Globe Solar System and numerous other features along with earth's both hemispheres. Samuel Dunn Map is so large and so rich in detail that it is exceptionally challenging to do it full justice in either photographic or textual descriptions. The primary map is surrounded on all sides by detailed scientific calculations and descriptions as well as Northern and Southern Hemisphere star charts, a map of the moon, a latitude and longitude analemma chart, a map of the Solar System, a mercator projection of the World, an analemma projection, a seasonal chart, a universal scale chart, and numerous smaller diagrams depicting planets
The purpose of a system is what it does The purpose of a system is what it does The purpose of a system is what it does (POSIWID) is a systems thinking heuristic coined by Stafford Beer. Stafford Beer coined the term POSIWID and used it many times in public addresses. In his address to the University of Valladolid, Spain, in October 2001, he said "According to the cybernetician, the purpose of a system is what it does. This is a basic dictum. It stands for bald fact, which makes a better starting point in seeking understanding than the familiar attributions of good intention, prejudices about expectations, moral judgment,