In "The Weird Winds of Winona" if you look closely, there is a small "426" when Shaggy, Scooby and Speed Buggy are on opposite sides of the cave wall, which is a production number that was accidentally never removed.
Here are the official July 2016 comic solicitations:
SCOOBY-DOO, WHERE ARE YOU? #71
Written by DEREK FRIDOLFS
Art by WALTER CARZON and HORACIO OTTOLINI
Cover by DEREK FRIDOLFS and HORACIO OTTOLINI
Boot camp turns into “Boo” camp, when the Mystery Gang is recruited by the military to investigate a haunted army base!
On sale JULY 13 • 32 pg, FC, $2.99 US • RATED E
SCOOBY-DOO TEAM UP #17 (feat. Hawkman & Hawkgirl)
Written by SHOLLY FISCH
Art and cover by DARIO BRIZUELA
Is Midway City haunted? That’s the mystery that Scooby and the gang have to help Hawkman and Hawkgirl unravel. Or are the spooky shenanigans masking a nefarious plot by Hawkman’s old enemies, the Shadow Thief, the Fadeaway Man, and the Matter Master?
On sale JULY 27 • 32 pg, FC, $2.99 US • RATED E
SCOOBY APOCALYPSE #3
Story by JIM LEE and KEITH GIFFEN
Script by KEITH GIFFEN and J.M. DeMATTEIS
Art by HOWARD PORTER
Cover by JIM LEE
Variant cover by JOHN PAUL LEON
After fleeing a monster-infested underground base, Fred, Daphne, Velma, Shaggy and Scooby stumble upon a desert ghost town where they hope to catch their breath. But when night falls, they learn it’s not a ghost town after all—and the terrors that show up like to bite! Scooby Snack is about to take on a whole new meaning.
On sale JULY 20 • 32 pg, FC, $3.99 US • RATED T
Maria Canals-Barrera, who voiced Sofia Otero in Monster of Mexico, later became famous as being the mother, Theresa Russo, on the hit Disney show Wizards of Waverly Place.
This Tuesday at CinemaCon 2016, the previously untitled Scooby reboot's (which will be released on September 21, 2018) name was revealed to be "S.C.O.O.B.". In addition, "S.C.O.O.B." will be the "our first shot at unlocking the Hanna-Barbera universe" according to director Tony Cervone, meaning that there will be other interconnected Hanna-Barbera reboot movies released in the coming years. Some concept art was also revealed at CinemaCon 2016, which can be seen above (credit goes to SpiderScooby over at ScoobyFan.net for finding the concept art)
Also see this post, which corrects an incorrect detail in the original post.
The first Scooby-Doo comic series has the exact same name as the current comic series (Scooby-Doo, Where Are You?). However, the original comics were produced by Gold Key, while the current line of Where Are You comics is produced by DC Comics.
In addition, the name of the first comic ever made in the original comic series (the first Scooby comic ever, in fact) also has the same name and plot as the first episode of the franchise, "What a Night for a Knight."
The episode "Vampire Bats and Scaredy Cats" on the Scooby-Doo's Spookiest Tales used a different rough cut of the episode, with some animation and sound differences from the original version: