<s>
A	O
coordinatograph	B-Algorithm
is	O
an	O
instrument	O
which	O
mechanically	O
plots	O
X	O
and	O
Y	O
coordinates	O
onto	O
a	O
surface	O
,	O
such	O
as	O
in	O
compiling	O
maps	O
or	O
in	O
plotting	O
control	O
points	O
such	O
as	O
in	O
electronic	O
circuit	O
design	O
.	O
</s>
<s>
One	O
historic	O
application	O
of	O
a	O
coordinatograph	B-Algorithm
was	O
a	O
machine	O
that	O
precisely	O
placed	O
and	O
cut	O
rubylith	O
to	O
create	O
photomasks	B-Algorithm
for	O
early	O
integrated	O
circuits	O
including	O
some	O
of	O
the	O
earliest	B-Device
generations	I-Device
of	O
the	O
modern	O
PC	O
microprocessor	O
.	O
</s>
<s>
The	O
coordinatograph	B-Algorithm
produced	O
layout	O
would	O
then	O
be	O
photographically	O
reduced	O
100:1	O
to	O
create	O
the	O
production	O
photomask	B-Algorithm
.	O
</s>
