... drive and , 44 Lightroom_ Catalog , 47 – 49 pros and cons , 44 uses , 43 using more than one Catalog , 50 – 51 Lightroom 2.0 , 150 Lightroom_ Catalog.lrcat , 44 – 45 Lightroom_ Catalog.lrcat ... – 45 Lightroom_ Catalog.lrcat les , 298 Lightroom_ CatalogPreviews.lrdata , 44 Lightroom histogram , 9 Lightroom_ Library_bk , 47 , 299 Lightroom Library hard drive , 83 – 84 Lights ... , 140 Highlight Recovery , 169 Highlights , 176 Histograms , 7 – 11 , 97 , 177 on the back of the LCD , 11 – 12 HTML Galleries , 253 Hue Sliders , 178 – 179 I Identity Plate ,...