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Link: • Michael Christopher Hanov to Carl Linnaeus, 20 May 1765 n.s.
Dated d. 20 Maji 1765.. Sent from Gdansk (Poland) to Stockholm (Sweden). Written in Latin.


Michael Christopher HanovHanov, Michael Christopher
(1695-1773). German. Professor of
philosophy and librarian, Danzig.
Correspondent of Linnaeus.
is studying systematics from Wolffian philosophy [Hanov refers to the philosophy formulated by Christian WolffWolff, Christian (1679-1754).
German. Philosopher, professor of
mathematics in Halle in 1707, deposed
from his office in 1723 because of his
philosophical opinions, reinstated in
1740 as professor of mathematics,
natural law and the law of nations.
, on which he himself had published Philosophiae naturalis sive physicae dogmaticae tomus [I-IV] ; Tanqvam continuationem systematis philosophici Christiani L.B. de WolffHanov, Michael Christopher &
Christian Wolff
naturalis sive Physicae dogmaticae tomus
I[-IV] ; Tanqvam Continuationem
systematis philosophici Christiani L.B.
de Wolff
] and has come to the part that deals with man [in 1766 Hanov published Continens geologiam, biologiam, phytologiam generalem et dendrologiam vel terraeHanov, Michael Christopher &
Christian Wolff
geologiam, biologiam, phytologiam
generalem et dendrologiam vel terrae,
rerum viventium et vegetantium in
genere, atque arborum scientiam

(Magdeburg/Halle 1766), vol. III of
Philosophiae naturalis sive Physicae
dogmaticae tomus I[-IV] continens [...]
continuationem systematis philosophici
Christiani L.B. de Wolff

]. He is using the works of Linnaeus for this and wants to know whether Linnaeus has found anything new after the publication of the tenth edition of his Systema naturae [Systema naturae, 10th editionLinnaeus, Carl Systema
, 10th edition (Stockholm
1758-1759). Soulsby no. 58.
]. Among the Swiss there are some people who believe that man should be brought to the class of domesticated Simiae, i.e. to the group of Orang-outangs, in the same way as Jean-Louis Leclerc, comte de BuffonBuffon, Jean-Louis Leclerc, comte de
(1707-1788). French.
means that all canes, dogs, originate from Canis silvestris, and be arranged genealogically. Hanov is specially interesting in observations regarding the offspring of intercourse between man and Simia.

Hanov believes Linnaeus to be familiar with his contributions in “Rariora Naturae et Oeconomiae” [Hanov means the Hrn. M.C.H.s Seltenheiten der Natur und OekonomieHanov, Michael Christopher &
Johann Daniel Titius
M.C.H.s Seltenheiten der Natur und
Oekonomie : nebst deren kurzen
Beschreibung, und Erörterung, aus
den Danziger Erfahruhrigen und
Nachrichten [...] ausgezogen und
herausgegeben von J.D. Titius

(Leipzig 1753-1755).
edited by him and Johann Daniel TitiusTitius, Johann Daniel
(1729-1796). German. Professor of
astronomy, Wittenberg.
]. Hanov discusses a fish with a barbed bone; he would like Linnaeus to enlighten him.

It had been brought to Gdansk by a sailor who had visited the two Indies and said that it was found on the back of an Indian fish, Blanac; it was edible, if the bone was removed. Hanov has searched for it in the “Acta Parisiana” and “Acta Londinensia” [Hanov refers to the the transactions of the Académie royale des sciences, ParisAcadémie royale des sciences,
French. The French
Académie des sciences was founded
in 1666 and became a royal academy in
1699. Correspondent of Linnaeus.
, Memoires de mathematiques et de physique and the Philosophical Transactions published by the Royal Society, LondonRoyal Society, London,
British. The Royal Society was founded
in Oxford in 1645 and sanctioned as a
royal society in 1662.
] and also ransacked Erik Pontoppidan’sPontoppidan, Erik (1698-1764).
Danish. Author, bishop at Bergen,
historian and antiquary, vice-chancellor
at the university of Copenhagen.

Hanov describes his Drupa exotica, which he has had in his possession for more than 30 years. He has described it many times in the weekly observations, “Observationes Gedanenses hebdomales” of Danzig for the year 1758 [Hanov refers to the Danziger Nachrichten , which he started to publish in 1739].


a. original holograph (LS, VI, 258-259). [1] [2] [3]