Monroe Hand Operated LN Operating Instructions Manual
NR
CALCULATING
MACHINE
OPERATING
INSTRUCTIONS
,$
:-
I
I
i
nro[E"l
Hqnd
Operqted
LN
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OPERATING
INSTRUCTIONS
MONROE
CALCULATING
MACHINE
Hand
Operared
LN
Models
NR
MONNOE CALCULATING
MACHINE
COMPANY,
INC.
General
OIIices, Orqnge,
New
lersey
Copyright
1953
Monroe
Calculating
Machine
Company,
Inc.
Printed
in U,
S. A.
1045-S
September
19JB
FO
R
EWO
RD
,T1
UtS BOOKLET
describes
the
operating
controls
I
the
Monroe
Model
LN
Calculator
and
gives
step by
tions
on the
four
basic
arithmetic
functions;
addition,
multiplication
and
division.
and
parts o{
step
instruc-
subtraction,
The
directioos
apply
to
both
the
8
and
10
bank
LN type
Moruoe
hand
operated
machines.
The former
model
has
an eight
column key-
board,
eight
places
in
the upper
dials, and
sixteen
places
in
the
lower
or
result
dials. The
latter,
Model
LN
200,
is
equipped
with
a
ten
column keyboard,
ten
places in
the upper
dials,
and twenty
places
in
the
lower
dials.
The
actual
operation
of
these
two
models
is
exacrly the
samel the
only
difference
is in
their
figuring
capacities.
-i
CONTENTS
Description
of Operating
Controls
and
Parts
Addition and Subtraction
Multiplicatioo
. . .
Division
Decimals
Addition
and Subtraction
of
Decimal
Numbers
Multiplication
of
Decimal
Numbers
Division
of
Decimal Numbers
20
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11
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18
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MONROE
CALCU
LATOR
Model
LN
OpercrtinE
Controls
1. Upper Dials
2. Lower
l)ials
l.
farriage Shift Knob
4.
Clear-out Crank
!.
Operating
Crank
6.
Repeat
and
Non
Repeat Keys
7. Keyboard
Qlear
Key
8.
Carriage Shift Lever
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