Centering an image

"Michael Schwager" <hws@...1194...> writes:

In fact, I'd like to control its x and y offset because it's a
really large image and I only have letter or 11x17 size paper, so
I'd like to print it out in panels.

Perhaps this is better done by postprocessing the ps file with a
suitable utility? For example,

may do what you want.