The Microsoft MS-DOS.5 User's Guide and Reference says:
To start MS-DOS Editor at the command prompt:
Type edit at the command prompt and press the Enter key
C> edit
---------------------------------------------------------
STARTING THE DOS EDITOR
-----------------------
/mmm\ /mmm\ /mmm\
(O o) (O O) (o o)
U U u /mmm\
||\ \\ / \\ . (- -)
oOOo__oOOo _____oOOo ___________ __u_oOOo
############ ######### ########### ################
(BAD ANSWER) (RETRY) (ONCE MORE) (Bored & Asleep)
-David Bourgin-
888 888.d8888b .d88b. 888d888
888 88888K d8P Y8b888P"
888 888"Y8888b.88888888888
Y88b 888 X88Y8b. 888
"Y88888 88888P' "Y8888 888
_ _ ___ ___ _ __
| | | / __|/ _ \ '__|
| |_| \__ \ __/ |
\__,_|___/\___|_|
88 88 ,adPPYba, ,adPPYba, 8b,dPPYba,
88 88 I8[ "" a8P_____88 88P' "Y8
88 88 `"Y8ba, 8PP""""""" 88
"8a, ,a88 aa ]8I "8b, ,aa 88
`"YbbdP'Y8 `"YbbdP"' `"Ybbd8"' 88
ASCII Character Codes:
u = ASCII 117
s = ASCII 115
e = ASCII 101
r = ASCII 114
Capitalised:
U = ASCII 85
S = ASCII 83
E = ASCII 69
R = ASCII 82
Links:
pentathionic.ascii.uk
roentgenologies.ascii.uk
camp.ascii.uk
murderess.ascii.uk
bractless.ascii.uk
limelight.ascii.uk
goyle.ascii.uk
rhizogen.ascii.uk
sphygmoscope.ascii.uk
reef.ascii.uk