Lewis Baltz's photographs show things exactly for what they are and yet often they seem peculiarly interested in the unknowability of things. His ' New Industrial Parks Near Irvine, California ' made in the early 1970s simultaneously reveal a surface with great fidelity while pointedly failing to penetrate beyond those surfaces. One of the things always I liked about the work, apart from the obvious fomal beauty, was the seeming lack of explanation about anything . In an interview with Jeff Rian Baltz simply says, " They were from the area I drove through to go from where I lived in Laguna Beach to Claremont College where I taught. There was nothing in Irvine when I grew up, but things were going up fast". His series made nearly twenty years later, ' Sites of Technology ', moves from B&W pictures made outside to colour images made inside, and in Europe rather than North America although they could be taken anywhere really, in the post-industr