Collatio Signorum
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
The ancient mode of testing the genuineness of a seal, by comparing it with another known to be genuine. Bracton, fols.
389b, 398b; Fleta, lib. 6, c. 34, § 5.