Letterpressing is a very old technique and it reminds me a bit of reversed embossing. Usually, you need special machines to do traditional letter press but you can achieve a very similar look by embossing die cut letters and images with your regular die cutting machine. Yana Smakula will teach you some tips and tricks for using thin metal letter dies for a letterpress look and combined with simple stamping she made some gorgeous note cards, check out here technique over on the Spellbinders blog.
-Heather
