Are any of you familiar with the Humpty Dumpty brand? We didn't have them in Chicago so I was not. Here's a photo of a vintage can:
I assume these cards were found in bags of potato chips back in 1992. Don't be fooled by my scans. These cards measure a wee 1-1/2 x 2 inches. As you can see there were two series. Two of each are represented here.