. "Rainbow"@en . . . "The Rainbow by Duncan was a one-piece wooden yo-yo in the standard Tournament shape, produced in the 1950s. The rainbow-painted colors faded into one another, and the yo-yo was also decorated with a foil decal, as with most others from this era."@en . "The Rainbow by Duncan was a one-piece wooden yo-yo in the standard Tournament shape, produced in the 1950s. The rainbow-painted colors faded into one another, and the yo-yo was also decorated with a foil decal, as with most others from this era."@en . "N/A"@en . "Duncan Rainbow"@en . . "Wood"@en . . "2.25"^^ . . "None"@en . "Fixed wooden axle"@en . "Various two-color combinations"@en . . "Imperial"@en . . "1950.0"^^ . .