While I cannot give you the PDF file, I can help you with:
While the lure of a free PDF is strong, the best path forward is to use the official digital access provided by the Ministry of Education or the publisher. The cost of the official e-book is nominal compared to the wealth of knowledge inside. So, download the official app, log into your SLS portal, and start your journey through Singapore’s incredible 700-year history.
: Comprehensive history timelines and overviews that mirror the textbook's content are available on Academia.edu .