Lyon & Turnbull are auctioning the key used to open the Glasgow School of Art in 1899. The key, which will be sold on April 11, has not been seen in public since the school's opening ceremony.<br /> <br /> Pictured: John Mackie, Specialist at Lyon &Turnbull holding the Glasgow School of Art key, Specialist at Lyon &Turnbull holding the Glasgow School of Art key
{}