<s>
The	O
Contura	B-Operating_System
was	O
a	O
line	O
of	O
notebook	B-Device
computers	I-Device
produced	O
by	O
Compaq	O
.	O
</s>
<s>
Released	O
in	O
1992	O
,	O
the	O
Contura	B-Operating_System
was	O
Compaq	O
's	O
first	O
attempt	O
at	O
making	O
an	O
affordable	O
,	O
entry-level	O
laptop	B-Device
computer	I-Device
.	O
</s>
<s>
The	O
main	O
Contura	B-Operating_System
series	O
included	O
models	O
3/20	O
,	O
3/25	O
,	O
3/25c	O
,	O
4/25	O
,	O
4/25c	O
,	O
4/25cx	O
,	O
400	O
,	O
400C	O
,	O
400CX	O
,	O
410	O
,	O
410C	O
,	O
410CX	O
,	O
420C	O
,	O
420CX	O
,	O
430C	O
,	O
and	O
430CX	O
.	O
</s>
<s>
These	O
were	O
standard-size	O
notebooks	B-Device
,	O
not	O
ultra-portable	B-Device
subnotebook	B-Device
computers	O
.	O
</s>
<s>
The	O
Compaq	B-Operating_System
Contura	I-Operating_System
Aero	O
4/25	O
and	O
4/33c	O
were	O
among	O
the	O
earliest	O
subnotebook	B-Device
computers	O
that	O
acted	O
as	O
a	O
precursor	O
to	O
netbooks	B-Device
.	O
</s>
<s>
They	O
were	O
released	O
in	O
1994	O
and	O
originally	O
ran	O
MS-DOS	B-Application
and	O
Windows	B-Application
3.1	I-Application
.	O
</s>
<s>
They	O
were	O
also	O
able	O
to	O
run	O
Windows	B-Application
95	I-Application
after	O
its	O
release	O
in	O
1995	O
.	O
</s>
<s>
They	O
were	O
similar	O
to	O
the	O
Armada	B-Device
line	O
of	O
laptop	B-Device
computers	I-Device
,	O
but	O
smaller	O
.	O
</s>
<s>
This	O
line	O
of	O
notebook	B-Device
PCs	I-Device
from	O
Compaq	O
was	O
first	O
succeeded	O
by	O
the	O
Compaq	B-Operating_System
C-Series	I-Operating_System
and	O
then	O
by	O
the	O
Aero	O
1550	O
Pocket	O
PC	O
.	O
</s>
<s>
The	O
line	O
of	O
handheld	O
devices	O
starting	O
from	O
the	O
Aero	O
1550	O
Pocket	O
PC	O
were	O
finally	O
moulded	O
into	O
the	O
iPAQ	B-Application
line	O
of	O
handheld	O
devices	O
,	O
which	O
was	O
handled	O
by	O
Hewlett-Packard	O
,	O
after	O
their	O
acquisition	O
of	O
Compaq	O
.	O
</s>
<s>
The	O
Compaq	B-Operating_System
Contura	I-Operating_System
4/25cx	O
was	O
used	O
and	O
seen	O
in	O
the	O
1995	O
Season	O
2	O
,	O
Episode	O
8	O
of	O
Friends	O
.	O
</s>
<s>
The	O
Compaq	B-Operating_System
Contura	I-Operating_System
4/33c	O
was	O
used	O
and	O
seen	O
in	O
the	O
2000	O
Season	O
4	O
,	O
Episode	O
4	O
of	O
La	O
Femme	O
Nikita	O
.	O
</s>
