This charming 16-page vintage crochet booklet, Coats & Clark's O.N.T. Ruffled Doilies, Book No. 306, was published in 1954 by Coats & Clark Inc. It is dedicated entirely to beautiful ruffled doilies worked in fine thread (primarily Size 30 mercerized crochet cotton).

The booklet features several named designs, including:

• Sunburst (S-582) – large dramatic star-shaped ruffled doily
• Whirlpool (S-583) – intricate circular doily with cross-stitch details
• Bride's Bouquet (S-584) – elegant motif-based centerpiece with ruffle
• Wedding Ring (S-585) – hairpin lace combined with crochet
• Poinsettia (S-586) – graceful ruffled doily
• Mosaic (S-587) – square filet-style with ruffle
• Plus fruit-trimmed place mats and smaller doilies (Grape, Strawberry, Lemon, Cherry, etc.) and Rock Pool (S-592)

These classic 1950s ruffled doily patterns are highly sought after by vintage thread crochet collectors.