Vintage floral button up blouse w/ waist tie

vintage 1970s floral button up blouse w/ waist ties size medium but can easily fit a large bust/waist 20.5” length 22.5” beautiful yellow blouse with pink, blue and green floral pattern, pearl like buttons, cuffed sleeves and adorable pleated detail on the shoulder. very must part of the prairie craze of the 70s. The floral pattern fabric reminds of the sac feed dresses people wore in the 1930s there is some light fading on the cuff of the left sleeve (as pictured on the last photo)