Col. Eugeae Saligcac, Professor at the Boston Fencing Club, proporee to give a fencing exhibition Saturday evening, April 28th, at the hall of the Mercantile Library Association, Summer street. He will te assisted by Prof. Muller, of New York, and n uni arena amateurs- Many of the influential friends of the Col. have taken hold of the matter, and we doubt not aa exhibition of a most interesting charade r will begiven. * v '