Del. Const. art. IV, § 31
Section 31. The Registers of Wills of the several counties shall respectively hold the Register's Court in each County. Upon the litigation of a cause the depositions of the witnesses examined shall be taken at large in writing and made part of the proceedings in the cause. This court may issue process throughout this State. Appeals may be taken from a Register's Court to the Court of Chancery. In cases where a Register of Wills is interested in questions concerning the probate of wills, the granting of letters of administration, or executors' or administrators' accounts, the cognizance thereof shall belong to the Court of Chancery.
47 Del. Laws, c. 261 and 48 Del. Laws, c. 109; 74 Del. Laws, c. 299 and 75 Del. Laws, c. 53; 84 Del. Laws, c. 281 and 85 Del. Laws, c. 5;