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Science Lectures for the People., Second Series.

The Natural History Of Paving Stones

A Lecture

By Professor Williamson, F.R.S.,

Delivered in the Hulme Town Hall, Manchester, February 1st, 1871.

Being the Sixth Lecture of the Series.

Price One Penny.

Manchester: John Heywood, 141 and 143, Deansgate. London: F. Pitman, Paternoster Row