Paper Litho Transfer printing

I'd never tried paper litho transfer printing before but thought i'd give it a go because i wanted to add a bit of texture to my black paper collage images. It is a process where you coat the back of a laser print or xerox with shellac, spread a thin layer of gum arabic on top and roll the copy with oil-based ink and then roll it through the ink press. I've used the collagraph technique before and enjoyed seeing my results after rolling them through. I found this process quicker and much more easier so have created loads of different ones. Here is an example...