LECTURES TO THE OPERATIVE CLASSES. 
]xxxv 
Subject of Lecture 
Raindrops, Hailstones, and Svow- 
Unwritten History, and how to 
Talking by Electricity—Telephones. 
The Colours of Metals and their 
The Customs of Savage Races. 
The ways in which Animals Warn 
their Enemies and Signal to their 
|The Movements of Men by Land 
Martinique and St. Vincent: the 
Date and Place Lecturer 
Riaesit ti Z 
1880. Swansea ... H. Seebohm, F.Z.S. ........+6 The North-East Passage. 
EBLE VOLK ...<0.005 |Prof. Osborne Reynolds, 
F.R.S. flakes. 
1882. Southamp- John Evans, D.C.L.,Treas.R.S. 
ton. read it. 
1883. Southpor: (Sir F. J. Bramwell, F.R.S. ... 
1884. Montreal ... | Prof. R. S. Ball, F.R.S..........| Comets. 
1885, Aberdeen...'H. B. Dixon, M.A. ............ |The Nature of Explosions. 
1886. Birmingham Prof. W. C. Roberts-Austen, 
F.R.S. Alloys. 
1887. Manchester Prof. G. Forbes, F.R.S. ...... Electric Lighting. 
1888. Bath......... | SirJohn Lubbock, Bart.,F.R.S. 
1889. Newcastle- |B. Baker, M.Inst.C.E. .........|The Forth Bridge. 
upon-Tyne 
1890. Leeds ...... | Prof. J. Perry, D.Se., F.R.S. |Spinning Tops. 
1891. Cardiff...... | Prof. 8. P. Thompson, F.R.S8.| Electricity in Mining. 
1892. Edinburgh | Prof. C. Vernon Boys, F.R.S. | Electric Spark Photographs, 
1893. Nottingham | Prof. Vivian B. Lewes......... Spontaneous Combustion. 
1894. Oxford...... Prof. W. J. Sollas, F.R.S. ...|Geologies and Deluges. 
1895. Ipswich ...| Dr. A. H. Fison.................. Colour. 
1896. Liverpool...) Prof. J. A. Fleming, F.R.S....|The Earth a Great Magnet. 
1897. Toronto ...|Dr. H. O. Forbes ............... New Guinea. 
1898. Bristol ...... Prof. E. B. Poulton, F.R.S. ... 
Friends. 
1900. Bradford ...| Prof. S. P. Thompson, F.R.S.| Electricity in the Industries. 
1901. Glasgow ...|H. J. Mackinder, M.A.......... 
and Sea. 
1902. Belfast...... Prof. L. C. Miall, F.R.S. ......; Gnats and Mosquitoes. 
1903. Southport (Dr. J.S. Flett ................. 
Eruptions of 1902. 
1904. Cambridge |Dr. J. E. Marr, F.R.S. .........|The Forms of Mountains. 
WOOGs <Y OTK...<s0css |Prof. S. P. Thompson, F.R.S./The Manufacture of Light, 
1907. 
Leicester ... | 
Prof. H, A. Miers, F-RS.......| 
The Growth of a Crystal. 
