Like Paul suggests you need a graphics program that can tile pages together and lets you re-scale objects. If you group all the forms together and draw a rectangle the size of the biggest form, then stretch the forms to fit the rectangle, you should end up with full-sized drawings.

> In Nick's book he suggests plotting the hull form offsets using a
> spreadsheet program and then exporting the file to a CAD or drawing
> program for printing in full scale. I've plotted the points and graphed on
> Excel but had no luck in printing the output in full size. Has anyone had
> any luck with the method and what particular softwear did you use for
> plotting and for printing the output?