Some reasons why the state should improve the canals and waterways of the United KingdomJohn Purser Griffith · First published 1913Open the Tome
Description of the frictional gearing used on a double steam dredger in the port of DublinJohn Purser Griffith · First published 1888Open the Tome
Notes On The Siemens - Schuckert Shannon Power Scheme8bAs Expounded to The Dáil by The Minister of Industry and Commerce,19th.Dec.1924John Purser GriffithOpen the Tome
