Introduction The Geography Divisio...

Introduction

The Geography Division of the U Census Bureau, within its TIGER system, provides critical geographic support for all agency censuses and observes Traditionally, the three general areas of support have been: geographic respect files (relating collection and tabulation geography to specific areas in succession the ground that result in clean coverage); address reference files (for controlling questionnaire delivery, geographic coverage, and data tabulation); and maps (for data collection field operations and use with tabulated statistical data). These three basic functions are interrelated, and a change to single usually has impact on at least the same of the other functions. In the