New Photographic works. The Usher Gallery, Part of The Collection, Danes Terrace, Lincoln. LN2 1LP. T:01522-550965 W: thecollectionmuseum.com Opening hours: See website. This exhibition by James E Smith comprises 2 parts. First is Call to Action, a series of black and white photographs from his time in Australia. The images are simply hung. Second is Half the Battle is Knowing What Sells, a small book shown in the middle of the gallery. This second part of the exhibition is not covered in this review; though, in passing, it comprises e-mails received by Smith concerning briefs given for commercial advertising purposes. You can download the book here free under the creative commons license. Judge for yourself. I am from a commercial world and this poses some difficulties in the understanding of “art” per se. In a discussion with a  photographic artist recently (we were talking about an event I had attended the day before which included him and a group of other artists) I wrote:- “The terms of reference used by artists and those in commerce are …