Yet there is no denying that in their emphasis on loose, transparent forms they explore themes Mr. Saret develops most elaborately in his wire constructions.

The fence itself was unremarkable for an industrial installation, a high wire construction with floodlights at intervals and a number of small side gates.

Do you see that wire construction?

There, inspired by the Constructivist works of Naum Gabo and Antoine Pevsner, he began making small, delicate wire constructions in iron, brass and copper.

Mr. Kaufmann's Calder, a 1942 metal and wire construction called "Little Tree," is expected to bring $400,000 to $500,000.

Ms. Grossman's wire constructions might be described literally as body language.

There is the wire construction that Picasso made in 1928 as a projected monument for his friend the poet Guillaume Apollinaire.

Working in a small shed in rural Nebraska until he died in 1986 at 78, Blagdon produced what he thought of as healing machinery: complicated wire constructions like bird cages or the skeletons of fanciful hats.

Then you see that they are photographs of actual wire constructions.

Then imagine each of these perched on a woman's head, and you will have some idea of Frances Whitney's designs for hats, which she calls wire constructions, because they are made of wire covered with fabric, fur or feathers.