ECNmag.com (Rockaway, N.J., Feb. 12) -- Illinois engineering professor Bill Hammack unearthed three journals at the University of Illinois library that detailed the engineering behind the Titanic and its sister ships, the Olympic and Britannic, between 1909 and 1911. Hammack, known as "Engineer Guy" on YouTube, examines the ships’ construction, steering mechanisms, and propulsion systems using photographs from the journals.