50s 60s Simplicity 3866 sewing pattern uncut, culottes and tops, bust 38”

Vintage late 1950s or early 1960s pattern for culottes and blouse with two sleeve variations. Intended for woven fabrics. For 38” bust, 30” waist, 40” hip The pattern is uncut. The envelope is yellowed and torn at the top. The instruction sheet is yellowed. The pattern paper is in very good condition. There’s no date on the pattern. The address has no zip code. Zip codes started to be used in 1963. The clothing and hairstyles are late 50s or early 60s. From a smoke free and pet free home.