===================================================== THE JOURNAL OF ASTRONOMICAL DATA -- Volume 13 -- 2007 ===================================================== [1] Erratum: An overview of the photometric events, trends and brightenings of eta Carinae A. M. van Genderen, C. Sterken, W. H. Allen and W. S. G. Walker [2] Observations of UU Cancri P. Kalv, T. Oja and V. Harvig [3] Johnson BV and Cousins RI photometry of some cool giant stars S. J. Adelman, B. S. Colegrove, and S. L. Woodrow [4] BOOK REVIEW: "...eine ausnehmende Zierde und Vortheil" Geschichte der Kieler Universitätssternwarte und ihrer Vorgängerinnen 1770-1950 Felix Lühning, Reviewed by H.W. Duerbeck [5] BOOK REVIEW: Future Professional Communication in Astronomy Proceedings of the Colloquium held at the Palace of the Academies, Brussels, 10-13 June 2007 André Heck and Léo Houziaux (eds.) Reviewed by H.W. Duerbeck