Summary: Summary: The document provides a detailed account of the service histories of various gazetted officers serving under the Government of Bengal, including their substantive and officiating appointments, dates of service, and details of leave. It emphasizes the importance of regularly providing these service histories to maintain a comprehensive record for all departments and requests the inclusion of literary works information. Specific instructions regarding promotions, footnotes, Orders, appointments, and promotions are also provided, along with examples of comprehensive service histories of officers. Specialized services such as the Bengal Police Service and the Indian and Statutory Civil Services are also covered, detailing the substantive and officiating appointments of officers along with their leave durations and notable assignments. Additionally, the summary includes specific examples of individual officer histories to illustrate the format used to record their service details, including ranks, duties, and stations.