38. To FRANCIS TONGUE RUFFORD, of Prescott House, in the county of Worcester, fire-brick manufacturer, ISAAC MARSON, of Cradley, in the same county, potter, and JOHN FINCH, of Pickard Street, City Road, in the county of Middlesex, manufacturer, "improvements in the manufacture of baths and wash tubs, or wash vessels."--10th June 1850. 39. To BARON LOUIS LE PRESTI, of Paris, in the Republic of France "improvements in hydraulic presses, which are, in whole or in part, applicable to pumps and other like machines."--10th June 1850. 40. To ARTHUR ELLIOT, machine maker, of Manchester, in the county of Lancaster, and HENRY HEYS, of the same place, book-keeper, "certain machinery for manufacturing woven fabrics."--14th June 1850. 41. To CHARLES COWPER, of Southampton Buildings, Chancery Lane, in the county of Middlesex, patent agent, "improvements in instruments for measuring, indicating, and regulating the pressure of air, steam, and other fluids, and in instruments for measuring, indicating, and regulating the temperature of the same, and in instruments for obtaining motive power from the same."--14th June 1850. Transcriber's Notes: Punctuation was standardized. Words in italics are surrounded by underscores, _like this_. Accent marks in French and spaces after apostrophes in Italian were standardized. Greek was transliterated. Footnotes were numbered sequentially, indented and moved to follow the paragraph or table in which the anchor occurs. The book originally contained two Tables of Contents, the second of which pertained to the ensuing volume. The second Table of Contents was removed from this edition. Several tables in the Climate of Whitehaven article were too wide to display on a standard computer screen. The tables were divided, with the left-most column replicated, for ease of reading. Hyphenation of the following words was standardized: juxta-position to juxtaposition starfishes to star-fishes steam-boats to steamboats sub-divided to subdivided Archaic and obsolete spelling was retained. The following were adjusted: