Book: Palmer, Arlene. 1993 Glass in Early America: Selections from the Henry Francis du Pont Winterthur Museum. 425 pp.
• Published: no. 57, p. 106, probably Massachusetts, 1825-40, noting 15 dozen "flute and pinetree" tumblers sold in 1826 by Boston & Sandwich Company.Article: Mills, Mary Cheek. 1997 "The Cooperative Venture of the Union Glass Works, Kensington, Pennsylvania, 1826-1842,". Journal of Glass Studies. 39: 93-140.
• Arch and pine tree pattern.Book: Barlow, Raymond E. & Kaiser, Joan E. 1993 A Guide To Sandwich Glass: Blown Tableware, Pressed Cup Plates and Salts from Volume 1.
• Similar mold-blown "Gothic Arch with Double Spray of Leaves" tumbler (McKearin GIV-3): no. 1328Book: McKearin, George S. & McKearin, Helen. 1948 American Glass.
• Very similar tumbler: p. 257, pl. 96, GIV-3