This Boopie / Berwick / Burple / Inspiration Footed Sherbet (Amber) was manufactured by Anchor Hocking. It was produced during the year(s) 1941-1960.
This pattern has an identity crisis. It was sold as a companion to Anchor Hocking's popular pattern Bubble. It's been called Burple,Boopie,Berwick, and Inspiration. (Inspiration has the twisted base.)
This sherbet has the clear dotted straight base, with amber top.