<s>
Quill	B-Application
is	O
a	O
suite	O
of	O
software	O
tools	O
.	O
</s>
<s>
The	O
Quill	B-Application
software	O
was	O
designed	O
and	O
developed	O
in	O
1982-84	O
by	O
a	O
team	O
led	O
by	O
Bertram	O
Bruce	O
and	O
Andee	O
Rubin	O
.	O
</s>
<s>
The	O
complete	O
system	O
,	O
including	O
the	O
software	O
,	O
the	O
Quill	B-Application
Teacher	O
's	O
Guide	O
,	O
and	O
other	O
support	O
materials	O
,	O
was	O
validated	O
by	O
the	O
Joint	O
Dissemination	O
Review	O
Panel	O
of	O
the	O
U.S	O
Department	O
of	O
Education	O
in	O
March	O
1984	O
.	O
</s>
<s>
Quill	B-Application
ran	O
on	O
Apple	O
II+	O
and	O
Apple	B-Device
IIe	I-Device
computers	O
with	O
64K	O
bytes	O
of	O
memory	B-Architecture
and	O
required	O
two	O
floppy	B-Device
disk	I-Device
drives	I-Device
,	O
a	O
monochrome	B-Device
monitor	I-Device
,	O
an	O
80-character	O
,	O
upper	O
and	O
lower	O
case	O
card	O
,	O
and	O
a	O
printer	O
.	O
</s>
<s>
Quill	B-Application
comprised	O
four	O
interrelated	O
programs	O
.	O
</s>
<s>
Writer	O
’s	O
Assistant	O
was	O
a	O
general	O
word	B-General_Concept
processor	I-General_Concept
that	O
could	O
be	O
used	O
independently	O
.	O
</s>
<s>
However	O
,	O
within	O
Quill	B-Application
it	O
was	O
not	O
invoked	O
by	O
name	O
but	O
accessed	O
indirectly	O
by	O
functions	O
in	O
PLANNER	O
,	O
LIBRARY	O
,	O
or	O
MAILBAG	O
,	O
such	O
as	O
“	O
seeing	O
”	O
someone	O
else	O
’s	O
text	O
in	O
the	O
LIBRARY	O
.	O
</s>
