- eBookScientific Studies; or, Practical, in Contrast with Chimerical PursuitsHenry Dircks
- eBookThe Life, Times, and Scientific Labours of the Second Marquis of WorcesterHenry Dircks
- eBookScientific Studies; or, Practical, in Contrast with Chimerical PursuitsHenry Dircks
- eBookThe Life, Times, and Scientific Labours of the Second Marquis of WorcesterHenry Dircks