WOW! GORGEOUS PIECE! THANKS FOR THIS AWESOME CONTENT- I CANT FIND OUT MUCH INFO ANYWHERE ABOUT USING WATER SOLUABLE MEDIUM ON PASTEL PAPERS - IT WOULD PREFER TO USE. I WOULD LIKE TO FIND OUT IF I CAN USE 100% COTTON WATERCOLOR PAPER INSTEAD OF PASTEL PAPERS. FOR MY STABILLO CARBOTHELLO PASTEL PENCILS AND OR MY WATER COLOR PENCILS TO DO AN UNDERPAINTING?