https://celebratepicturebooks.com/2026/09/23/september-23-the-autumn-equinox/en2026-09-23T05:00:00+00:00September 23 – The Autumn Equinoxpicture book review, Picture Books, Picture Books about Cooking, Picture Books about New Experiences, Picture Books about Pen Pals, Picture Books about Friendship, Picture Books about Baking, Picture Books about Autumn, Picture Books about Making Friends, Greystone Books, Henri and the Secret Letters Book Review, Fanny Ducassé, David Warriner