Elisha Haydon Collier / Frederick Edwards (M.I.N.A.) / H W. Jones / Hugh Longbourne Callendar / Institution of civil engineers / James G. Calvert / James Ridyard / James Weir (engineer.) / Lucien Anspach / Minns Sidney and co / Percival Pinckney / Trade Board of / W I. Ellis / Why / William Frank Cox / sir Alexander Blackie W. Kennedy |