I had that same model with that same issue. French seams ready to explode like a popcorn orchestra. Short sleeves too. Great pattern though. I believe California Sportswear made.Cool Old Hercules HB ....... Looks to be a size 40 -- Shoulder Seam Issue
https://www.ebay.com/itm/155069000512?hash=item241ad52b40:g:ZKwAAOSwNb1ix6zK&amdata=enc:AQAHAAAAoJzIjIxVMxEGzZvEC2qngzNH8BuomYAZD4TtgUHgorNUaGzrt28ENd0E+u4xogkbzg0tkgtyklU9RfMGWNFqpVZpI6nGCCwHRuRC13RP1578qL3HtCMAz9AEFJg78ym22MIX49izaz+9JdRlO6GCThqmlJfDeWGnJTQH+QsiiaAv3Yc31V8AV92pxiTjYxP9XeX2wq78mnrsFQeVfS3mEa8=|tkp:Bk9SR67wlva7YA
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