1960s sewing pattern Butterick 3779, girls dress, used, chest 30”

Vintage 1960s pattern for girl’s dress, 30” chest. Not dated, but the dress style and flip hair style are mid-1960s. This pattern has been carefully cut and used. There are tracing wheel marks on the sewing lines. The instruction page is in very good condition. The envelope is yellowed, but intact except for some tears at the top. From a smoke free and pet free home.