J Simpson

DISCUSSION. DESCRIPTION OF THE IRON ROOF, IN ONE SPAN, OVER THE JOINT RAILWAY STATION, NEW STREET, BIRMINGHAM.

G P Bidder, Hemans, Henderson, .

ECONOMIC IMPLICATIONS OF CHANGING SUGARCANE MANAGEMENT PRACTICES—MACKAY WHITSUNDAY REGION

J Simpson, S Simpson, Mackay Whitsunday, 2012 .

DISCUSSION. THE APPLICATION OF VOLUTE SPRINGS TO THE SAFETY-VALVES OF LOCOMOTIVE BOILERS.

C Manby, Croker, D Thomson, .