-The New York Observer ttaving completed its llftieth year us the leader of the Religlous Newspaper Press, is liow preparing or its thousands of subscilbers a New Year's Gift in the shapo of a.IuiiiLKE Year-BooK, whlch wlll be embelli'shed witli several appropriate illustratious. The ÖiisERVER was launched in 1823, and for. flfty years has sailed in an undevlatlng CDursev without onc.ë changlng lts motto or strlkiug lts colora. Few papers can present B'neh a successful hlstory ; and while there aré plenty ofgood papers published, tlierc ure few thst we can recommend as strongly as the Ohsf.rvkr for all thé purposes óf a Family Newspnper. Largc, eonipreheníItc and welllllled. lt cannot fall to pay these who take lt four-fold for their outlay. AH suhscrlbera get the Jubilee Year-Book, gratis. $3 a year. Sidney E. Morse & Uo., 37 Park Row New York.