About the Builder (from Wikipedia):
Alvarez is a guitar manufacturer based in St. Louis, Missouri and founded in 1965. Along with manufacturing acoustic and acoustic-electric guitars, Alvarez also manufactures classical guitars. Alvarez replaced Westone in 1991. Today, the brand is owned by LOUD Technologies, which also owns Mackie, Ampeg, Crate and other music-related brands. While many of its models are produced in China, the top-tier Alvarez-Yairi instruments are hand-made by Kazuo Yairi at the Yairi factory in Kani, Gifu-Japan.
About the Guitar:
This very rare double neck acoustic guitar is supposed to have been Trevor Rabin's guitar during his stint with the group Yes in the early '90. Jon Anderson of Yes was also associated with this guitar as he appeared in the advertising campaign to promote this guitar model.