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Link: • Johan Jacob Ferber to Carl Linnaeus, n.s.
Dated . Sent from ? () to ? (). Written in Swedish.


Johan Jakob FerberFerber, Johan Jacob
(1743-1790). Swedish. Professor of
chemistry at Mitau, of mineralogy at St
Petersburg. Superintendent of the board
of mines, Berlin. Correspondent of
hopes that Linnaeus has remained in good health since they met in Stockholm. Unless he is mistaken, Ferber believes that Linnaeus has a collection of engraved portraits of learned persons. In order to increase the collection Ferber has the honour to send the enclosed, that is a good similarity Ignaz von BornBorn, Ignaz von (1741-1791).
Austrian. Imperial counsellor of mines,
Vienna. Correspondent of Linnaeus.
despite him apparently being in a most unhappy state of mind. Otherwise he has a much more pleasant and friendly appearance. One of von Born’s friends had commissioned it as a frontispiece in a book entitled Acta litteraria Bohemiae et MoraviaeVoigt, Adaukt Acta litteraria
Bohemiæ et Moraviæ
I-II (Prague 1775-1783).
. Von Born himself sent Ferber this copy to be passed on to Linnaeus together with his respects.

Ferber recently received a letter from Florence reporting that a physician there had received a prize for a cure of the disease Tinea, or scurf, that – unless Ferber is mistaken – consisted of powdered frog or toad, that is calcinated in a closed vessel and placed for 24 hours on the head, thereby avoiding the need of internal medicines. Carlo MusitanoMusitano, Carlo (1635-1714).
Italian. Priest and physician.
is said to have already recommended the same means to cure this disease in his treatise on surgery [Ferber refers to Chirurgia theoretico-practicaMusitano, Carlo Chirurgia
theoretico-practica, seu trutina
(Cologne 1698).
]. It depends on the effect.



a. (LS, IV, 160-162). [1] [2] [3]


1. Bref och skrifvelser (1912), vol. I:6, p. 80-81   p.80  p.81.