Alteration

Variation; changing; making different, An act done upon a wrilten instrument, which, without destroying the identity of the document, introduces some change into its terms, meaning, language, or details. This may be done either by the mutual agreement of the parties concerned, or by a person interested under the writing without the consent, or without the knowledge, of the others. in either case it is properly denominated an alteration; but if performed by a mere stranger, it is more technically described as aspoliation or mutilation. The term is not properly applied toany change which involves the substitution of a practically new document. And it should in strictness be reserved for the designation of changes in form or language, and not used with reference to moditications in matters of substance. An alteration is an act done upon the instrument by which its meaning or language is changed. If what is written upon or erased from the instrument has no tendency to produce this result, or to mislead any person, it is not an alteration. 5 Neb. 444, An alteration is said to be material when it affects, or may possibly affect, the rights of the persons interested in the document. Alterius circumventio alii non prebet actionem. Thedeceiving of one person