Pattern #1 in the book, “Veste Mailcorne.”

Sizes and back dimensions:
Size 1: 0-3 months (9”)
Size 2: 6-9 months (10.25”)
Size 3: 12 months (11.375”)
Size 4: 2 years (12.375”)
Size 5: 4 years (13.75”)
Size 6: 6 years (15”)

Notions:
Sizes 1 and 2, three buttons
Sizes 3 and 4, four buttons
Sizes 5 and 6, five buttons