Zerah Colburn (locomotive designer) to England to take up a job as editor of "The Engineer", Britain’s leading weekly technical journal. In this position, Colburn made friends with members of the Institutions of Civil and Mechanical Engineers and became a member of both. He gave frequent lectures and contributed at meetings. It is almost certain that while in London Colburn met Isambard Kingdom Brunel. In 1860, Colburn returned to America on the maiden voyage of the "Great Eastern", Brunel's leviathan steamship. In America he launched a new weekly engineering newspaper, "The Engineer", but this lasted only a few months and Colburn returned to England
Steamship before by F. P. Smith's Propeller Steamship Company. Brunel had been looking into methods of improving the performance of "Great Britain"s paddlewheels, and took an immediate interest in the new technology, and Smith, sensing a prestigious new customer for his own company, agreed to lend "Archimedes" to Brunel for extended tests. Over several months, Smith and Brunel tested a number of different propellers on "Archimedes" in order to find the most efficient design, a four-bladed model submitted by Smith. When launched in 1843, "Great Britain" was by far the largest vessel afloat. Brunel's last major project, the , was built