Main purpose of assessment is to obtain information for the improvement of teaching and learning.  If assessment is to be a positive force in education, it must be implemen â¦ ted properly.
Albert S. Osborn (1858 - 1946) is a pioneer in forensic science that was involved and developed all of his time to the study of evidence in questioned documents. Question documents involves with handwriting. So, the job of the experts is to find out how, when, and by whom certain documents were prepared.
(Portrait of Paquius Proculo) In the study of history as an academic discipline, a primary source (also called original source or evidence) is an artifact, a document, diary, manuscript, autobiography, a recording, or any other source of information that was created at the time under study. It serves as an original source of information about the topic.