Daryth emerged from the smithy, running a calloused thumb across the edge of his scimitar.

He had jerked his calloused thumb towards his Indian woman who was cooking the evening meal with the wives of the other soldiers.

His calloused thumbs were fondling her shoulders through the thin material of her gown.

His calloused thumb rubbed the cracked tortoiseshell.

Enmity laced his words even as his calloused thumb lightly grazed her cheek.

With his calloused thumb he pushed another cartridge into the breech of the rifle.

'It is a very valuable book,' the Professor cautioned, as John's calloused thumb bent back the corner of yet another exquisite page.

He showed March the passport: Luther's ponderous face peered out from above his calloused thumb.

As the two crossed toward Gust's tent the Maori felt the edge of his long knife with one grimy, calloused thumb.

A tear slid from her eye, only to be caught by his calloused thumb.