# gnuplot load file to make and print postscript file

# generate postscript graphics instead of screen graphics
# "encapsulated" postscript that can be inserted in other files
set terminal postscript eps monochrome "Times-Roman" 24

# send it to a file rather than the input window
set output "gnuplot.eps"

# eps makes half-size landscape by default
# make it a bit bigger
set size 1.4, 1.4

# re-generate the most recent plot
replot

# next line is sent back to operating system
# to print the postscript file
! lpr gnuplot.eps

# restore size to default
set size 1, 1

# restore output to default, and flush buffer
set output

# restore graphics to screen
set terminal x11