by Robert Stephenson, 56.

Free trade, George Stephenson's views on, 379.

Friction on common roads and Railways, 113.

* * * * *

GARDENING, George Stephenson's pursuits in, 58, 342.

Gateshead, 4, 314.

Gauge of Railways, 134, 304.

"Geordy" safety-lamp, invention of, 93.

Giles, Francis, C.E., 167, 174, 230.

Gooch, F. L., C.E., 188, 190, 220, 336, 371.

Gradients, George Stephenson's views on, 115, 284.

Grand Allies, Killingworth, 41, 46.
,, Junction Railway, 230, 253.
,, Trunk Railway, Canada, 359.

Gray, Robert, 24, 36, 376.

Gray, Thomas, 148.

Great Western Railway, 230, 232, 304.

* * * * *

HACKWORTH, Timothy, his engine "Sanspareil," 214, 216, 218.

Half-lap joint, G. Stephenson's, 111.

Harrison, Mr., barrister, 160, 166.

Hawthorn, Robert, C.E., 22.

Heating surface in Locomotives, 208, 209.

Hedley, William, Wylam, 77.

Henderson, Fanny, 32.

Heppel, Kit, 42, 45.

Hetton Railway, 117.

High Level Bridge, Newcastle, 2, 312.
,, Street House, Wylam, 14.

Holyhead, Railway to, 320.

Howick, Lord, and the Northumberland Atmospheric Railway, 307, 309.

Hudson, George, the Railway King, 291, 312.

Huskisson, Mr., M.P.,
and the Liverpool and Manchester Railway, 172;
killed at its opening, 223.

Hydraulic presses at the Britannia Bridge, 237.

* * * * *

INCLINES, self-acting, 9, 61.

Iron railway bridges, 312, 325.

* * * * *

JAMES, William,
surveys a line between Liverpool and Manchester, 150;
visits Killingworth, 151;
superseded by George Stephenson, 154.

Jameson, Professor, Edinburgh, 122.

Jessop, William, C.E., 6.

Jolly's Close, Newburn, 20, 24.

Jones, Rees, on Trevithick's Locomotive, 71.

* * * * *

KEELMEN of the Tyne, 10-11.

Killingworth,
West Moor, 31, 36, 38, 40;
High Pit, 41;
colliery explosions and mining, 89;
Locomotive, 84, 88;
the underground machinery, 109.

Kilsby Tunnel, 245.

* * * * *

LAMBTON, Mr. (Earl of Durham), 137.

Lamp, safety, invention of, 93.

Last-making competition, 59.

Lardner, Dr., and Railways, 284, 286.

Lattice Girder Bridges, 361.

Leeds Mechanics' Institute, George Stephenson's Speech at, 281.

Leicester and