Module 1—Overview of NLM Classification

Introduction

Module 1
Overview of NLM Classification

• Review Questions

Module 2
Using the Online NLM Classification

• Review Questions

Module 3
Components of NLM Call Numbers

• Review Questions

Module 4
General Principles

• Review Questions

Module 5
Table G

• Review Questions

Module 6
Form Numbers

• Review Questions

Module 7
Bibliographies and Related Materials

• Review Questions

Module 8
Classification of 19th Century Works and Early Printed Books

• Review Questions

Module 9
Continuing Resources

• Review Questions

Definition of classification

• The placing of subjects into categories
• System for organizing, categorizing knowledge

Purpose of classification

• Bring related items together in a useful sequence from the general to the specific
• Enable customers to browse collections on a topic, either in person or online

Scope of NLM Classification

• Covers the field of medicine and related sciences
• Broad classification adaptable for special collections of any size or format

Historical Development

• Print edition (1951-1999); updated infrequently
• Online edition (2002- ); updated annually
• PDF (2006- ); updated annually
• Poster (2005- ); updated as needed

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