BS 1000:AUX1-E.1(1980) : LATEST

Foreword
Cooperating organizations
Introduction
1 General
2 Scope
3 Related subjects
4 Combination. Citation order. Independent use
5 Relation of Table 1(E) to class 9
6 Auxiliary signs and subdivisions
7 Principles of naming and spelling
8 Disclaimer
9 Typographic presentation
10 Bibliographical references
Systematic table
(1) Place and space in general
(1-0/-9) Boundaries and spatial forms of various kinds
(100) Universal as to place. International. All
          countries in general
(15) Space-time continuum (four-dimensional). The
          Universe, celestial or cosmic space generally.
          In space. Cosmic. Extraterrestrial localities
(16) Places and areas of the Earth according to
          geographic coordinates or grids
(18) Spatial measurements or dimensions
(2) Physiographic designation
(20) Ecosphere
(21) Surface of the Earth in general. Land areas in
          particular. Natural zones and regions
(23) Above sea-level. Surface relief. Above ground
          generally. Mountains
(24) Below sea-level. Underground. Subterranean
(25) Natural, flat ground. The ground in its
          natural condition, cultivated or inhabited
(26) Oceans, seas and interconnections
(28) Inland waters
(29) Various physical features of the Earth. Air
          zones, routes, corridors etc.
Alphabetical subject index

Covers common auxiliaries of place, signified by 'brackets one to nine' (1/9), which indicate the geographical range or other spatial aspect of the subject denoted by a main UDC number. They may also be used independently, to create a sequence based entirely on place. Table 1 (e) contains (1/2), denoting enumeration of Earth's physical features (mountains, seas, rivers, etc.).