Considerable interest was directed to Marconi (American) Wireless on the curb at the opening of the stock market to-day, this issue being bullishly affected to a great extent by the sinking of the Titanic and the part that wirelss telegraphy played . Marconi (American) opened to-day at 120 bid and 125 asked, a gain of 25 points in the last three days.

New York, April 17