From Doilyhead’s website:
PDF Content: English language instruction text, charted and written pattern instructions.
Number of Rounds: 185
Diameter and Materials Required:
56.8” (142 cm) with knitting needles U.S. Size 1 (2.5 mm)
28.4” (71 cm) with knitting needles U.S. Size 3-0 (1.5 mm)
(No thread sizes indicated in original instructions.)