All 3 Uses of

successor
in
Ulysses, by James Joyce

by said purchaser to said vendor in weekly instalments every seven calendar days of three shillings and no pence sterling: and the said nonperishable goods shall not be pawned or pledged or sold or otherwise alienated by the said purchaser but shall be and remain and be held to be the sole and exclusive property of the said vendor to be disposed of at his good will and pleasure until the said amount shall have been duly paid by the said purchaser to the said vendor in the manner herein set forth as this day hereby agreed between the said vendor, his heirs, successors, trustees and assigns of the one part and the said purchaser, his heirs, successors, trustees and assigns of the other part.†
Chpt 12

successors = replacements

by said purchaser to said vendor in weekly instalments every seven calendar days of three shillings and no pence sterling: and the said nonperishable goods shall not be pawned or pledged or sold or otherwise alienated by the said purchaser but shall be and remain and be held to be the sole and exclusive property of the said vendor to be disposed of at his good will and pleasure until the said amount shall have been duly paid by the said purchaser to the said vendor in the manner herein set forth as this day hereby agreed between the said vendor, his heirs, successors, trustees and assigns of the one part and the said purchaser, his heirs, successors, trustees and assigns of the other part.†
Chpt 12

Definition:

replacement -- typically a person who takes the job of another person, but it can also be a thing that replaces something else