Here are some comic strip and cartoon books scheduled for September 2019 release.
Images and links (mostly) via Amazon,
though ordering through your local comic book shop is a good idea.
Snug Harbor Stories: A Wallace the Brave Collection!
Silly Symphonies Volume 4: The Complete Disney Classics 1942-1945 (the last volume)
Pickles Tails: The Hijinks of Muffin & Roscoe
Futurism: Cartoons from Tomorrow
In the Garden with the Totterings
How To: Absurd Scientific Advice for Common Real-World Problems
Marvel: The Golden Age 1939-1949
A Mile and a Half of Lines: The Art of James Thurber (paperback)
Big Nate: Back to Back Hits: On a Roll and Goes for Broke
And a straggler from last month (why correspondents get gray):
Hoo-Hah! Presents: Out Our Way The Poetry of J. R. Williams
a behind-the-scenes peek