You can try searching for the PDF version of Seamanship Notes by Angus Ferguson on:
: Some maritime academies, libraries, or educational institutions might have digital collections or resources that include seamanship notes or guides by Angus Ferguson. seamanship notes angus ferguson pdf
Practical use of the IAMSAR Manual and understanding distress signals. You can try searching for the PDF version
: The book is known for being well-illustrated, using diagrams and full-color images to explain complex seamanship skills and shipboard operations. Excerpts and summaries are often found on Scribd
Excerpts and summaries are often found on Scribd for quick reference, though full versions may require a subscription.
However, do not get caught with an illegal, outdated PDF during a serious study session. If you cannot afford the small cost of the physical book (usually $30–$50 USD), consider a study group where one person buys the book and you work through it together.