Delaware Code Title 12. Decedents' Estates and Fiduciary Relations § 1910. Additional inventory;  after discovered assets

If, after the return of an inventory or list of debts, personal estate or debts due the decedent, not included therein, shall come to the knowledge of the executor or administrator, the executor or administrator shall cause an additional inventory or list to be made and returned into the Register of Wills' office.