Wundhammer and his Protege Ross King both checkered their pistol grips with checkering that followed the couture of the grip. This would be worth knowing when trying to ID a Wundhammer or King. I don't believe I've seen this on other makers, Like SDH said most try to keep them straight. ;-).

A view of another Wundhammer with a story and pictures by Paul Nickles.

http://www.acgg.org/PDF%20files/SampleGunmaker.pdf

MP Sadly Deceased as of 2/17/2014