The key is not only a subject for the artist, but also a metaphor for duplication, transfer, and dilution—the same slippage his images undergo as they are copied, recirculated, and subtly altered. These works continue Lowman’s ongoing complication of figuration and abstraction, painting and object, image and meaning. Some reproduce dissonant photographic imagery taken by the artist; others appropriate the bright, patterned novelty finishes available at hardware stores to distinguish one key…