Supreme Court of Pennsylvania February 10, 1841 (Bradford v. Bradford)

*244The opinion of the Court was delivered by

Gibson, C. J.

Though any expressions in a.will may perform the office of technical terms, the intention must be manifest, and rest on something more certain than conjecture. This is the sum of the matter, as it is stated by Lord Kenyon, in Hay v. Coventry, (3 Term Rep. 85,) and Doe v. Mulgrave, (5 Term Rep. 323.