The Flash #139 (1963)

Ah, The Flash #139.. now, this comic book is definitely one to have in your collection. Why, you ask? Well, let me tell you, my friend. It's got the first-ever appearance of Professor Zoom, also known as the Reverse-Flash, and that's a big deal.

In this issue, a time capsule that was sent to the future ends up creating an entirely new problem for our dear friend, The Flash. As he's dealing with the repercussions of the time capsule, Professor Zoom makes his grand entrance, ready to cause chaos and destruction.

Now, if you happen to have this comic book in your possession, you might want to get in touch with us. We're always on the lookout for valuable comic book collections, especially ones with iconic issues like The Flash #139. Whether you want a free appraisal or you're ready to sell, we can help you out and get you a fair price. So don't hesitate, contact us today.