Here are entered legal works on interests in land created by written instruments providing security for the performance of a duty or the payment of a debt, as well as works on mortgages as securities. Works on financing the purchase of real property by means of loans secured by mortgages are entered under Mortgage loans.
Nonfiction that presents alternative outcomes of historical events and subsequent changes in history. For works in which the plot or setting assumes an alternative outcome of an historical event see terms for Alternative histories qualified by form, e.g., Alternative histories (Fiction).