Vintage island map print pure silk short buying sleeve blouse top

Vintage island map print pure silk short sleeve blouse top. Back buttons, no lining.
Material is pure silk.

Tag: BETTY BARCLAY Size 42 / F 44 / I 48 / GB 16

Fits like size L, also looks good as oversized.
Measured laying flat, double for circumference:
23'' / 58 cm long
22'' / 56 cm armpit to armpit
20'' / 51 cm waist (stretchy)
17.5'' / 45 cm shoulders seam to seam
10'' / 25 cm buying sleeve length

Great vintage condition.