Moisten some oils with the surface paper perhaps the quality of material soft cloth to scratch are spreading on the paper pigment, spreads after gently down, may the color gradually the level picture very attractively.
Looks like BB the Kent paper that kind of surface not smooth paper, the pigment is quite easy to decide, therefore with that kind of paper color time, may duplicate on several kind of different color pigments
Looks like BB the Kent paper that kind of surface not smooth paper, the pigment is quite easy to decide, therefore with that kind of paper color time, may duplicate on several kind of different color pigments
Looks like BB the Kent paper that kind of surface not smooth paper, the pigment is quite easy to decide, therefore with that kind of paper color time, may duplicate on several kind of different color pigments