This is a pattern for 4 small square doilies, each identical up to round 12. Each mat has a different 1 row edging.

Skill level = Intermediate

Pattern 22 on pp 52-53 in Magic Crochet.
Pattern 9 in Crochet Monthly.

Stitches include chain stitches, slip stitches, single crochet, double treble crochet, triple treble crochet, 3 triple treble clusters and picots.