258 / 330
258 600
MISCELLANEOUS
VALUABLE
RECEIPTS.
polish
them
with
pure
London
whiting
and
a
piece
of
leather.
As
pure
whiting,
free
of
grits,
cannot
always
be
had,
except
in
London,
you
may
sub
stitute
hartshorn-powder
for
it.
No.
577.
To
take
Mildew
out
of
Linen,
Wet
the
linen
which
contains
the
mildew
with
soft
water,
rub
it
well
with
white
soap,
then
scrape
some
fine
chalk
to
powder
and
rub
it
well
into
the
linen,
lay
it
out
on
the
grass
in
the
sunshine,
watch-
ing
to
keep
it
damp
with
soft
water.
Repeat
the
process
the
next
day,
and
in
a
few
hours
the
mildew
will
entirely
disappear.
No.
578.
An
excellent
Powder
for
Razor-Strops.
Ignite
together
in
a
crucible
equal
parts
of
well-
dried
copperas
and
sea-salt.
The
heat
must
be
slowly
raised
and
well
regulated:
otherwise
the
materials
will
boil
over
in
a
pasty
state,
and
the
product
will
be
in
a
great
measure
lost.
When
w^ell
made,
out
of
contact
with
air,
it
has
the
brilliant
aspect of
plumbago.
It
requires
to
be
ground
and
elutriated,
after
which
it
affords,
on
drying,
an
im-
palpable
powder,
that
may
be
either
rubbed
on
a
strap
of
smooth
buff
leather
or
mixed
up
with
hog's
lard
or
tallow
into
a
stiff
cerate.
No.
579.
Cure
for
Common
Diseases
of
Pigs
or
Hogs,
For
common
diseases
of
pig^^,
the
following
re-