From Sinclair Patterns:
Semi fitted at the shoulders, chest and bust, relaxed at the waist and hips classic woven blouse. Offered with relaxed long sleeves finished with a small pleat and elastic band at the hem or semi-fitted petal sleeves with no seam finished with a small pleat on one side. The blouse is finished with a curved hem. Beautiful blouse that is easy to make and that can become a great piece for your wardrobe.