here the artist has experimented with different shapes, weight of the lines and fonts. -for this, he has used computer softwares and also free hand drawings. -i could use the stamp style and the thicness of the lines, also different layout for the font. -he has these methods to make the stamps look more vintage and old fashion. -i think the processe worked as i can clearly see what he wanted to produce, the texture, layout and fonts relates to the style he wanted to create.