Print Advertisement from 1912 This ad for Wailes, Dove & Co's Bitumastic's anti-corrosive covering, placed in The Marine Engineer and Naval Architect in March 1912 mentions "The largest vessels afloat: White Star Liners R.M.S. Olympic and Titanic (45,000 tons)." View additional archival ads: Print Ad, June 1911 Print Ad, March 1912 Print Ad, April 1912 Print Ad, Circa 1912 These items are available for viewing at Audio Video Showroom in Santa Rosa, California.