These unsettling mid-20th century photos of kids in Halloween costumes are bound to bring a few memories — or nightmares — for viewers.

Coming from the spectacular snapshot collection of Robert E. Jackson , the photos capture creepy costumes, pumpkin heads, and even a clown baby.

“The way I acquire my photos is through eBay, Instagram, Facebook, people offering me images, and traveling to shows,” Jackson tells PetaPixel .

“I like photos which are detached from their original narrative. Thus, I am not a subject-based collector per se. I am really not interested in the history behind the photo, but rather I am more drawn to how the image strikes me emotionally.…