Cod liver oil : causes of its frequent inefficacy, and means of removing the same, with remarks upon the superiority of the light brown over the pale oil, directions for its use, and cases in which the oil has been used with the greatest effect / by L.J. de Jongh.
- Jongh, Ludovicus Josephus de
- Date:
- 1854
Licence: Public Domain Mark
Credit: Cod liver oil : causes of its frequent inefficacy, and means of removing the same, with remarks upon the superiority of the light brown over the pale oil, directions for its use, and cases in which the oil has been used with the greatest effect / by L.J. de Jongh. Source: Wellcome Collection.
Provider: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.
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![Letter from the Secretary-General acting ad interim as Minister of the Interior of Holland. [Translated from the Dutch original.] The Secretary-General, acting ad interim as Minister of the In- terior, lias, by order of the King, the honour of informing M. L. J. de Jongh, M.D., at the Hague, that His Majesty lias read with great interest the account of his journey to Norway undertaken for the purpose of making investigations concerning the cod liver oil, and has remarked with pleasure his efforts in the cause of suf- fering humanity. His Majesty has been pleased to express his perfect satisfaction on that account, with the assurance that the re- sults of his investigations shall, according to previously adopted rules, become the object of consideration on the part of Govern- ment, in order to meet with an appropriate reward. The Hague, Oct. 9, 1847. (Signed) G. Yollenhoven. To Dr. L. J. de Jongh, at the Hague. Letter from the Intendant of the Civil List of Belgium. [Translated from the French original.] . Sir—The King has charged me to return you his very parti- cular thanks for the homage done to him, by the presentation of your most valuable researches concerning the cod liver oil: as an expression of his utmost satisfaction, he has given me the order of presenting you with the accompanying large gold medal. I remain with the highest regard, drc., The Intendant of the Civil List, (Signed) Con we. Brussels, October 6, 1847, To Dr. de Jongh, at the Hague. Letter from Baron Justus Liebig, Professor at the University of Giessen, &-c. [Translated from the German original.] Sir—I have the honour of addressing you my warmest thanks for your attention in forwarding me your work on the chemical composition and properties, as well as on the medical effects, of various kinds of cod liver oil. You have rendered an essential service to science by your researches, and your efforts to provide sufferer's with this medicine in its purest and most genuine state, must ensure you the gratitude of every one who stands in need of its use. I have the honour of remaining, with exprfesdift'ns of the highest regard and esteem, Yours sincerely, Dr. Justus Liebig. Giessen, Oct. 30,1847. To Dr. de Jongh at the Hague,](https://iiif.wellcomecollection.org/image/b22376306_0047.jp2/full/800%2C/0/default.jpg)
