The document discusses various external aids that courts can use to interpret statutes when the meaning is unclear from the text alone. It explains parliamentary history such as reports of committees and statements of objects and reasons can provide context about the background and purpose of legislation. Dictionaries can help define words, and other statutes, case law, and foreign decisions can provide guidance through comparative analysis when interpreting domestic laws. The document provides examples of Indian court cases that have utilized these external aids in their legal reasoning and interpretation of statutes.