Page 1
BLACK
BROS.
COLUMN
For
Clamping
STRONGER,
THAN
CLAMP
Staved
QUICKER,
ANY
OTHER
ON
THE
CLAMP
Columns,
Etc.
CHEAPER
COLUMN
MARKET.
MADE
No.
1
—
With
4
foot
Chain,
No.
2
—
With
5
foot
Chain,
X
1
Discount
FOR
NORTHERN
MACH.
inch
inch
IN
TWO
Screw
Screw
on
SALE
CO.,
SIZES.
Application.
BY
Minneapolis,
$21.00
25.00
per
dozen
per
dozen
Minn.
Page 2
BLACK
BROS.
PILING
We
claim
that
our
market
No
No
These
age
as
E
5
104
105
for
strength
posts
limit
clamps
any
clamp
When
Tickness
material
be
clamped
M
to
%
to
or
to
Ordering
1%
1%
other
number
of
to
can
i
,
|
can
2
and
obstacles
be
be
Give
ft.
6
$22
43 00
new
style
rapidity.
of
bars
used
used
Number
Distance
in.
j
00
1
$23
|
of
in
in
on
long
as
a
PRICE
PER
Clamp
3
ft.
75
44
00
CLAMPS
Piling
Clamps
has
no
equal
the
way
of
the
short
Open
TA
$27
46
operator.
material
Clamp
00
IX
00
Size
2
X
x
to
Will
of
Iron
1/2
2
equal
x
Open.
Tec
X3/10
X
height.
starter.
DOZ.
and
Will
3
ft.
$2S
45
or
LIST.
Distance
6
in.
50
00
on
advant
Size
Srcew
X
the
of
in.
in.
Clamps
of
for
special
discount
MACH.
Write
NORTHERN
dimensions
and
particulars.
FOR
made
SALE
CO.,
to
order.
BY
Minneapolis,
Minn.
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