 Argüelles says he purchased two rugs from Teotitlan with the design, which he subsequently modified and popularized in his book "The Mayan Factor" (1987) and during the 1987 Harmonic Convergence.The design, rendered in black-and-white, appeared on the cover and on decorated pages of "The House of the Dawn" (1914), a romance novel by Marah Ellis Ryan set in Hopi territory during the Pueblo Revolt of 1680.Decorative borders on pages in the book combine this design with the swastika, a motif that also appears frequently in other books by Ryan.