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8

point

needles

are

recommended

for

light

materials

and

materials

difficult

to

penetr'ate.

Ball

Eye

needles

are

recommended"for

heavier

materials

and

soft

finished

materials.

If

the

material

has

a

tendency~

to

hug

or

ride

with

the

needles

on

its

ret.urn

stroke,

making

it

i.rnpos-

sible

to

form

a

good

loop,

it

is

a

good

indiCation

that

a

Ball

Eye

needle

is

required.

Z.O.

The

selection

of

the

proper

size

and

kind

of

needle

is_

of

first

importance.

The

last

whole

figure

(and

fraCtion

if

indicated)

is

;he

size

of

the

needle,

thus

29-133-1/2

is

a

number

3-1/2

Ball

Eye

1.eed!e

for

Lewis

Class

17

and

24

Machines.

The

3-1/2

indicated

that

:he''

1

blade

of

the

needle

is

.035"

in

diameter.

I :

:··:,:·:::.

21.

A

number

3-1/2

needle

will

be

found

satisfactoryfor

work

,f

average

weigh:t.

For

lighter

than

average,

material,

use

a

smaller

Leedle,

such'ai~·~

number

3.

For

heavier

thanaverage

material,

use

,·larger

needle,

such

as

a

number

4-or

a

number

4-1/2.

No·

matter

rhat

needle

is

selected,

be

sure

that

the

eye.

is

large'

enough

to

permit

he

thread

or

yarn

that

is

to

be

used

to

r.un

f:z;-eely

through

the

eye

of

he

needle.

/

•'

•.

·_

-:~:

.. , I • ' .

..

,,:.

22.

Needles

for

Lewis

17-10

a:na·~·z4-12

ma~hines

are

furnished

i

the

following

sizes:

:.

Taper

Point

Not

Scarfed

29-123

.

29..;123-;-1/2

29-124.

29-124-.1/2

Ball

Eye

Not

Scarfed

·

t

··i

29-i~2-1j2

29-133

29:.133-1/2

29-134

29-134-1/2

23.

Use

ONLY

genuine

LEWIS

Needles.

Look

for

the

copy-

.ghted

word

''LEWIS"

stamped

on

the

shank

of

each

needle.

All

·

:·nuine

Lewis

Invisible

Stitch

Machine

needles

have

the

name

Lewis

Ld

the

correct

size

stamped

on

each

shank.

THREAD

. .

24~

COTTON~

Use

any

good

gr'ade

of

left-twist

three

cord

:rd

finish

cotton.in

sizes

60

or

70

in

the

needle.

In

the

bobbin

use

a

Ler

thread

than

in

the

needle.

We

recommend

sizes

80

to,

100.

If

ercei-ized

thread

is

used,

use

either

"0"

pr

"00"

in

the

needle

arid

:her

"00"

or

"000"

in·the

bobbin.

"00

11

'

Chart<

t~di

the

thrc

the

bobl

bobbin.

..

~

sure

tha

side

oft

·the·

adjo)

the

thre;:

in

the

sl·

case.

L,

inches

le

With

a

n4

needle

th

and

the~

first

stl.t,

th.e

bobbi

spring.

29

is

inser:te

case.

0p4

30,

have

c

k

and<

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