A shelving module for OHSU Library Students Shelving Basics The difference between NLM and LC How to approach shelving Test your knowledge wsimple quizzes Shelving challenges amp solutions What is NLM ID: 601533
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Slide1
Making sense of NLM
A shelving module for OHSU Library StudentsSlide2
Shelving Basics:
The difference between NLM and LCHow to approach shelvingTest your knowledge w/simple quizzes
Shelving challenges & solutionsSlide3
What is NLM?
It stands for the National Library of Medicine
classification system for shelving.
What is the difference between the Library
of Congress (LC) system and NLM?
The NLM system is patterned after LC and the call numbers
look very similar except for the use of certain starting letters that LC doesn’t use (QS-QZ and W-WZ)Slide4
Mastering the art of shelving NLM call numbers
Let’s begin!Slide5
Hint: Read the call number one row at a time
!
Row
1 is referred to as the Classification number
Step
1:
Think
AlphabeticallyQS78
QT
31
beforeSlide6
QT
413.S132
QT1112
.S132
Row 1
Step
2:
Think of the whole number
QT2.0978
QT
20.1
13
.
S132
and
of the
mixed decimal
before
beforeSlide7
Test your knowledge!
Question
: Looking at the first row of the following call numbers, select the correct order by clicking on A, B, or C.
A
1
, 2, 4, 3 B 2, 4, 3, 1 C
2, 1, 4, 3
WY11.1
A49
2010c.1
WY2
A499
2010
WY2.11
A153
2009
WY2.1
A6
2008
1
2
3
4Slide8
Sorry!
Click
to try again
HERESlide9
Correct!
Please click anywhere to continueSlide10
Let’s take a closer look at
the 1
st row!
Challenge:
Which comes first after the decimal point, letters or numbers?
FACT:
Past the decimal point,
Letters take precedence over numbers
WF105.
A
11
WF105.
AA
1
WF105.
105
1
2
3Slide11
First row...
Challenge:
Are the numbers after the decimal point considered fractions or whole numbers?
FACT:
Numbers
after
the decimal point are considered fractions
.5
is one half, not “five” and is greaterthan
.25
which
is one quarter
, not “twenty-five”Slide12
When books have the same classification number
Examine Row 2 referred to as the Cutter number
Hint:
Assume the 2
nd
row is after the decimal point and Treat as a fraction
WY150H114
WY150
M5
WY150
M89
before
beforeSlide13
WM30
N23h
WM30
N23
k
Challenge:
A cutter number may be further defined by letters
before
Think alphabeticallySlide14
Row 3 and 4
help further define the book by Year, Volume, or Copy number
Hint: If there is no copy number, presume it is copy 1
WY101
R423
1986
WY101
R423
1990
WY18
J595
1994
WY18
J595
1994
c.2
WY101
R423
1995
v.1
WY101
R423
1995
v.2Slide15
Now you try!
Question #1 :
Select the correct order of the following call numbers by clicking on A, B, or C.
A
2, 3, 4, 2
B 4, 1, 3, 2 C 3, 2, 4, 1
1
2
3
QS39
M822e
2002
c.2
QS4
A52a
2000
QS4
A159a
2000
QS39
M822e
2002
4Slide16
Sorry!
Click
to try again
HERE
Hint: Think of the WHOLE number when
considering the first row only.Slide17
Correct!
Please click anywhere to continueSlide18
Congratulations!
for completing this training module
and for proving yourExcellent Shelving Skills