USEFUL INFORMATION FOR ENGINEERS. THIRD SERIES. AS COMPRISED IN A SERIES OF LECTURES ON THE APPLIED SCIENCES; AND ON OTHER KINDRED SUBJECTS; TOGETHER AND ON THE EFFECT OF ІМРАСТ ON GIRDERS. ΤΟ THE RIGHT HONOURABLE THE LORD BROUGHAM AND VAUX, F.R.S. MEMBER OF THE INSTITUTE OF FRANCE &c. &c. &c. This Third Series of Useful Information IS INSCRIBED BY HIS FRIEND THE AUTHOR |