NLM Classification Fundamentals

For the NLM Call Number 060 00 $a W2 KA8 $b N31, which portion is the NLM Classification number?

a) 060

b) W2

c) KA8

d) N31

For the following Schedule, which Classification number is subordinate to WT 152 (Psychotherapy)?

Class Number	Caption
WT Geriatrics Geriatric Psychology, Psychiatry and Mental Disorders
WT 145	Geriatric psychology. Mental health
WT 150	Geriatric psychiatry. Mental disorders
WT 152	Psychotherapy
WT 152.3	Behavior therapy
WT 152.6	Psychoanalytic therapy
WT 152.7	Socioenvironmental therapy
WT 153	Sensory art therapies

a) WT 145

b) WT 150

c) WT 152.3

d) WT 153

When featured in Classification numbers, decimals always indicate subordinate class numbers. True or false?

a) True

b) False

a) To cross-reference MeSH terms with class numbers.

b) To pull common class notes and form numbers for reuse across schedules.

c) An index to the main schedule.

d) A cutter system of notations that provides geographical or jurisdictional arrangement of materials under specific class numbers.

What Table G cutter would be used for a work on the epidemiology of Tuberculosis in India?

a) AA5

b) HB35

c) JA1

d) JI4

Classification (Class) Numbers