"Good luck, I always found it mesmorising to watch and listen to a plottor make an image appear."
back in the '80's a number of us where summoned to the plotting room of a major oil company - (all aircon , white coats and gloves in those days). The biggest plotter was producing a map for one of our guys of part of an oil field. It had been running for hours and just grinding out blank paper. All of a sudden, with excruciating slowness, it started to fill in acres of black ink. After about 10 minutes someone leapt and screaming "kill the job" - he'd realised that instead of mapping the area at 1:25,000 it was doing it at 1:1.......... and the black was part of a single numerical character..............