<s>
The	O
MIT	O
Lincoln	O
Laboratory	O
TX-2	B-Device
computer	O
was	O
the	O
successor	O
to	O
the	O
Lincoln	B-Device
TX-0	I-Device
and	O
was	O
known	O
for	O
its	O
role	O
in	O
advancing	O
both	O
artificial	B-Application
intelligence	I-Application
and	O
human	O
–	O
computer	O
interaction	O
.	O
</s>
<s>
Wesley	O
A	O
.	O
Clark	O
was	O
the	O
chief	O
architect	O
of	O
the	O
TX-2	B-Device
.	O
</s>
<s>
The	O
TX-2	B-Device
was	O
a	O
transistor-based	O
computer	O
using	O
the	O
then-huge	O
amount	O
of	O
64K	O
36-bit	O
words	O
of	O
magnetic-core	O
memory	O
.	O
</s>
<s>
The	O
TX-2	B-Device
became	O
operational	O
in	O
1958	O
.	O
</s>
<s>
Because	O
of	O
its	O
powerful	O
capabilities	O
,	O
Ivan	O
Sutherland	O
's	O
revolutionary	O
Sketchpad	B-Application
program	O
was	O
developed	O
for	O
and	O
ran	O
on	O
the	O
TX-2	B-Device
.	O
</s>
<s>
Digital	O
Equipment	O
Corporation	O
was	O
a	O
spin-off	O
of	O
the	O
TX-0	B-Device
and	O
TX-2	B-Device
projects	O
.	O
</s>
<s>
The	O
TX-2	B-Device
Tape	I-Device
System	I-Device
was	O
a	O
block	O
addressable	O
1/2	O
"	O
tape	O
developed	O
for	O
the	O
TX-2	B-Device
by	O
Tom	O
Stockebrand	O
which	O
evolved	O
into	O
LINCtape	O
and	O
DECtape	O
.	O
</s>
<s>
Dr.	O
Leonard	O
Kleinrock	O
developed	O
the	O
mathematical	O
theory	O
of	O
packet	O
networks	O
which	O
he	O
successfully	O
simulated	O
on	O
the	O
TX-2	B-Device
computer	O
at	O
Lincoln	O
Lab	O
.	O
</s>
