Zoom First
/ 
Zoom Last
- Zoom First
-
Return the Zoom state to that of the initial picture before any
zoom operations were made and make a new picture in the style
(DRAW,
ETCH,
or COLOR) of the
current one.
- Zoom Last
-
Return the Zoom state to that of the previous picture make a new
picture in the style (DRAW,
ETCH, or
COLOR)
of the current one.