Vintage California Girl Petrina Aberle Dress S? Chambray Floral Blue Prairie

Size S? There is no size tag. Please see measurements
Condition - stain on front of dress and to both sleeve cuffs. Please see photos

Approximate measurements with item laid flat and unstretched:
Armpit to Armpit 21"
Sleeve 19.5"
Waist 14"
Length 42"