Update of the two Introduction to Marine Weather manuals :
Volume 1 – Fundamentals to the interpretation of GRIB files.
Version 2.2 – Video addition and text update.
- 134 pages
- 100 screenshots
- 16 videos
Volume 2 – Mediterranean – Weather in the Mediterranean.
Version 1.4 – Video addition and text update.
- 89 pages
- 48 screenshots
- 15 videos
Warning : Updates are no longer made in Apple Books. To update, first delete the books from your library, and complete the purchasing procedure until payment, you will not have to pay again but only download the book already purchased. Once again : thank you Apple !


I deleted the book from the library , and I am asked to repay the work !
How to proceed without having to pay it again?
Merci
When you have validated the price tag and entered your account password, you get there download (unless you purchased the book with another Apple account).