Gnumeric does not care (nor should it care) whehter you are using landscape or not. The LaTeX file assumes that \textwidth is set correctly. This is apparently not the case for your switch to landscape mode. Would you please verufy that.
Thanks Andreas (an upstream Gnumeric developer) -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]