Sailors, and keepers of sailor boarding houses--attention! : A lecture on sailors' rights will be delivered by Henry A. Mayenborg, and the Liberty House, 41 Almond St. on Monday evening, Dec. 21st, 1863, at 8 o'clock, precisely. All sailors of the U.S. Navy, keepers of sailor boarding houses, and others interested in the welfare of the sailor, are respectfully invited to attend. Admission, free, Lecture on sailors' rights