"But, see here, kid, you'll admit it would be impossible for two people to have that birthmark on them; the identical mark in the identical spot.
"Garrison's Finish A Romance of the Race-Course"
W. B. M. Ferguson
To the major and his wife the birthmark of the spur was convincing proof; and, if more were needed, the thorough coaching of Snark was sufficient.
"Garrison's Finish A Romance of the Race-Course"
W. B. M. Ferguson
They haven't ever seen the original, and then, by chance, you have a birthmark, shaped like a spur, beneath your right collar-bone.
"Garrison's Finish A Romance of the Race-Course"
W. B. M. Ferguson