Here are four unidentified chips I got with a lot on eBay. Four different older rim designs in case you want to start or add to your "mold" collection.
Left to right they are: "WT" DIAMONDS, "VH" TRIANGLES, "J & M" SQUARE IN CIRCLE, and "HFH" RECTANGLES.
Old Moldy Chips 
Old_Moldy was Rick Miner's 
name.