1970s does 1940s is my guess. Regardless this is a perfect 1940s style wool hand knit cardigan with single button closure at neckline and peaked shoulders. ( Could but cute to have buttons added down front as well )

Condition: Great, no real flaws to note

Measurements:

Bust: 32- 40"

Shoulders: 16"

Sleeve length: 13.5"

Waist: 26-40"

Length: 25.5"