Simplicity 2825; ©1958; Maternity One-Piece Dress and Two-Piece Dress with Detachable Collar in Jr. Misses' and Misses' Sizes: Simple to Make. Dress and top have 2-piece collar and a zipper back closing. V. 1 and 2 dress have large pockets. V. 1 and 3 have set-in sleeves and contrast detachable collar. V. 2 is sleeveless. V. 3 top is worn with a matching slim skirt which has an adjustable cut-out front.