Primary sources are materials produced by people or groups directly involved in the event or topic being studied, while secondary sources are analysis or restatements of primary sources
External criticisms in evaluating historical sources include:
Test of Authenticity, Genuineness, Originality
Practice of verifying authenticity by examining physical characteristics, consistency with historical characteristics, and materials used for the evidence
Gilbert J. Garranghan's questions to establish authenticity: date, localization, authorship, analysis, integrity
Internal Criticism looks for the truthfulness and factuality of the evidence by examining the author, context, agenda behind its creation, and intended purpose
Key (1997) enumerates questions to check the content of a source of information, including understanding the author's intent and credibility of statements
Louis Gottschalk (1950) emphasizes that establishing credibility for each document should be undertaken separately regardless of the credibility of the author
The use of unverified, falsified, and untruthful historical sources can lead to false conclusions, highlighting the importance of thorough criticisms of historical evidences to avoid historical deception and lies
Set of rules in an epic, Maragtas, allegedly written by Datu Kalantiaw
American historian William Henry Scott debunked the authenticity of the code due to a lack of evidence proving its existence in the pre-colonial period
In analyzing primary sources, criteria include content analysis, contextual analysis, historical importance, and the author's main argument or point of view
Historical significance evaluates the importance of events, people, and developments in the past based on relevance, resonance, remarkableness, and resulting in change
Author's purpose can be to inform, persuade, describe, or explain, while author's point of view is shaped by experiences, motives, beliefs, origin, age, gender, social status, and ideology