Shewer
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
In the practice of the English show the property to be viewed, and are hence called "shewers." There is usually a shewer on behalf of each party.
Archb. Prac. 339 et seq.