The patterns for this Butterick B6663 Copyright McCALL’S® Company, NY pattern are:

TOP (WOMEN'S): Semi-fitted tops with invisible back zipper and hook and eye closure and sleeve and peplum neckline variations. A: Cut on the bias purchased bias tape for armholes. B C: Sleeve flounce with very narrow hem.
You can use materials such as:
FABRICS: Cotton Etamine Crepe Double georgette. Diagonal hems are not suitable. *With Direction. **Without Direction.

Size guides can be found in “affiliation”