Produced 1909-1934 and usually marked. Pictured are the individual cream and sugar on the left and top right, and the oval hotel cream and sugar, lower right. Narrow Flute was made in crystal, occassionally other colors. The individual cream and sugar were made in moongleam, sahara, and flamingo, and the individual sugar in marigold.
Imperial and Heisey were in a lawsuit about this pattern; Heisey claimed patent rights, while Imperial said it was a common motif. Heisey lost the suit, but some items are patented.
