As a member of an archeological team restoring the Mayan ruins in Copan, Honduras, in the 1930s, Harvey Fite first became intrigued by the technique of dry key stone masonry.

(Opus 40 archives,

prob. by Harvey Fite)

Opus 40 at sunset.

(Photo by Peter Jones)

Opus 40 at night, monolith lit by floodlight.

(Photo by Peter Jones)

Ulster County phone book, 1994.

(Photo by Dustin Manocha)

Winter 2001: Snow swirling around the monolith.

(Photo by Susan Manocha)

Winter 2001: Look at the hedge in center of the completely covered with snow.

(Photo by Susan Manocha)

Winter 2004: The monolith from the south, with ice-covered branches.

(Photo by Tad Richards)

Winter 2004: A clear winter morning.

(Photo by Tad Richards)