The design has evolved significantly, with guidance from the jury, since it was first presented.

An early drawing shows how the design evolved from Smith's analysis of the site's geometry.

But the design had evolved to produce a unique ship.

The design evolved from existing leather boot though several steps.

The design of the dental key evolved over the years.

After that, the very classic design evolved and has not been substantially changed since the 1930's.

We've built 30 or 40 models, and the design is still evolving.

The design evolved over the coming months followed by approvals and production of the device.

The design of the house evolved over 10 years.

The design evolved until late 1991, at which time it was frozen.