Image Item No. Description  15210pb175  Road Sign 2 x 2 Square with Open O Clip with Digital Display Chemical Symbols on Blue Background and Double Helix Pattern (Sticker) - Set 76269 Catalog: Parts: Road Sign, Decorated  15210pb174  Road Sign 2 x 2 Square with Open O Clip with Digital Display White Arc Reactor on Blue Background Pattern (Sticker) - Set 76269 Catalog: Parts: Road Sign, Decorated  15210pb176  Road Sign 2 x 2 Square with Open O Clip with Monitor with Green Head with Black Glasses (Arnim Zola) Pattern (Sticker) - Set 76269 Catalog: Parts: Road Sign, Decorated