In fact, you did saw (and reviewed) the previous book: Watercolour Tips & Techniques: From Sketch to Painting as a part of this one: https://www.parkablogs.com/content/book-review-handbook-of-watercolour-t...
The "French Window" pages seem to be very similar, and both drawings on the "Tonal Studies" already existed in the previous book.
In fact, you did saw (and reviewed) the previous book: Watercolour Tips & Techniques: From Sketch to Painting as a part of this one: https://www.parkablogs.com/content/book-review-handbook-of-watercolour-t...
The "French Window" pages seem to be very similar, and both drawings on the "Tonal Studies" already existed in the previous book.