Add to collection
  • + Create new collection
  • Joseph Aspidin's blue plaque on brick wall in Leeds, England.
    Rights: Ben Dalton, Creative Commons 2.0 Published 14 September 2016 Size: 580 KB Referencing Hub media

    This blue plaque in Leeds, England, celebrates Joseph Aspdin who patented Portland cement in 1824.

        Go to full glossary
        Download all