SHIFT-PRTSC:  Prints what is on the display screen.  This key combination is
activated by holding down either of the SHIFT keys and then pressing the PRTSC
key.  This function is often called a "screen snapshot."

NOTE:  if the screen is displaying a graphics image, you must enter the
       GRAPHICS command before pressing SHIFT-PRTSC.


On the Tandy 1000:  Hold down SHIFT and press PRINT.

On the PCjr:  Hold down FN and press PRTSC.
