[Within Serif fonts: Old style, like Garamond, has a tilted axis, round serifs, modulated strokes; Traditional, like Baskerville, has an upright axis, sharp serifs, heavily modulated strokes, geometrical shapes; Modern, like Bodoni, has an upright axis, thin serifs, extremely modulated strokes, geometric counters; Slab-serif, like Museo Slab, has an upright axis, even thick modulation that matches the size of serifs.]