I need more designs for my collection of mechanical marvels.

Rotor machines from the 1940s and 1950s were mechanical marvels.

Relatively few of these mechanical marvels survive today and hardly any are complete with all their original accessories.

Never had Margo seen such mechanical marvels as these.

Discover some of the key figures in this story and see for yourselves mechanical marvels past and present.

Gifted with preternatural intellectual powers at an early age, they brought many mathematical and mechanical marvels into the world, only to die very soon after.

He told how the mechanical marvels at the scientific museum had gone berserk and killed an unidentified visitor who had been in the place.

There are none of those mechanical marvels known as tote boards, electronically clicking away to record your bet.

The most coveted among them are elaborate mechanical marvels with multiple "complications," special features that enhance their accuracy.

It is the great attention paid last week to D-Day that has me dwelling on these immensely costly mechanical marvels.