Examples of websites using
Futura BT
(Futura BT is a geometric sans-serif font designed by Paul Renner and released by Bitstream in 1927. It is available in multiple styles with various weights and matching italics)
with
Caslon
(Caslon is a serif font designed by Dave Farey and William Caslon and released by ITC in 1725. The font family consists of multiple styles in various weights and matching italics)