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His father died early and he was raised by his mother, "a very active, intelligent and righteous woman," who arranged for him to receive an extraordinarily good education for his era. He studied all the sciences and learned all the important languages of 18th century Europe. Andreae learned the art
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in Leyden. In 1747 he became head of his family's pharmacy in
Hanover, at the time still owned by his mother. His mother formally ceded the ownership to him in 1751, shortly before her death. In November 1751, he married Ilse Sophie Müller (1728–1795). The marriage was a happy one, but they had no
274:, and were published as an elaborate book in Zurich in 1776. He was highly regarded by the Hanover government and often asked for advice. On behalf of the Prince Elector of Hanover, he studied a great number of types of soil and their uses for agriculture. In 1767, he published his
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Johann
Gerhard Reinhard Andreae (1724–1793) was a natural scientist, proprietor of a pharmacy in Hanover, and correspondent with many prominent men of his day. This portrait was engraved by Johann Philipp Ganz, engraver to the King of
324:, who became "the leading patron of German theatre" in his lifetime. Andreae viewed his brother-in-law with some scepticism. As his sister died in 1764 and her husband devoted himself completely to the theatre, their three children—
193:(Andreae & Co.), and Katharina Elisabeth Rosenhagen (died 1752). His grandfather was the pharmacist Ernst Leopold Andreae (born ca. 1640). The Andreae pharmacy had been founded in 1639 with a ducal privilege from
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The
Andreae family were one of the most highly regarded families in Hanover. Described as kind and generous to everyone, J.G.R. Andreae in particular was one of the city's major benefactors in his lifetime.
351:"In his youth Leisewitz had been a frequent visitor in the Andreae home with its large library and he was later to purport that he had long held Andreae, whom he regarded as an uncle, in the highest esteem."
135:, he was known throughout Europe particularly for his extensive natural history collections and for his pioneering and influential scientific work on soil and their uses for modern
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and taken over by his great-grandfather Johann
Andreae in 1645. It quickly came to serve the ducal court and became the official court pharmacy.
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Abhandlung über eine beträchtliche Anzahl
Erdorten, aus Sr. Majestät deutschen Landen etc. Und von derselben Gebrauch, für den Landwirth
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336:—were raised by J.G.R. Andreae and his wife from 1764, and they were described as loving parents for his sister's children. When the
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was on the verge of bankruptcy around 1770, Andreae also paid off its substantial debts to save the company, after the famous actor
313:—and corresponded regularly with them. His natural history collections were known throughout Europe. He was also a great admirer of
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228:. Urged by the court physician P.G. Werlhof (1699–1767) to study natural sciences, he studied geology and chemistry under
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Nekrolog; auf das Jahr 1793; enthaltend
Nachrichten von dem Leben merkwĂĽrdiger in diesem Jahre verstorbener Deutscher
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In 1763, he undertook a scientific expedition across
Switzerland, to study herbaria, fossil and crystal collections,
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Andreae declined memberships of several scientific societies, as he regarded such honours as "learned charlatanry."
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had pleaded for help, but demanded that his brother-in-law should have no say in economic affairs from that point.
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His only sister Sophie
Elisabeth Andreae (1730–1764) was married to the banker turned theatre director
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Die
Schweizreise des hannoverschen Apothekers Johann Gerhard Reinhard Andreae im Jahr 1763.
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Andreae was related, although not closely, to his niece's husband Johann Anton
Leisewitz.
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in his family pharmacy, which at that time was managed by the court pharmacist Ruge from
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Zeitschrift der Verein fĂĽr Hessische Geschichte und Landeskunde, 1926, Vol. 55, p. 290
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He was a friend of many famous contemporaries he had met on his travels—among them
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and a collection of seeds. He also wrote poetry and was a music lover.
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Briefe aus der Schweiz nach Hannover geschrieben, in dem Jahre 1763
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Transactions of the Linnean Society of London, Volume 10, p. 381,
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Rudolf Vierhaus (eds.), "Andreae, Johann Gerhard Reinhart", in
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of mosses, was named in his honour by his friend, the botanist
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Verzeichniss der BĂĽchersammlung des Apothekers J.G.R. Andreae
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286:) to organise his natural history collections, including an
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The Formation of the German Chemical Community (1720–1795)
467:, 1907, Historischer Verein für Niedersachsen, pp. 118–119
107:(ca. 17 December 1724 – 1 May 1793), often known as
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natural scientist, chemist, geologist, court pharmacist (
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Quellen und Darstellungen zur Geschichte Niedersachsens
448:, 2nd ed., Walter de Gruyter, 2005, Vol. 1, p. 165,
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214:Briefe aus der Schweiz nach Hannover geschrieben
553:, University of Wisconsin-Madison, 1976, p. 107
566:, University of California Press, 1982, p. 187
406:"Johann Gerhard Reinhard Andreae (1724–1793)"
332:and Sophie Seyler, later married to the poet
46:Johann Gerhard Reinhard Andreae, portrait by
551:The life and works of Johann Anton Leisewitz
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575:"Andreae, Johann Gerhart Reinhart," in
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579:, Walter de Gruyter, 2005,
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311:Philipp Friedrich Gmelin
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246:Hieronymus David Gaubius
145:Pieter van Musschenbroek
98:German natural scientist
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326:Abel Seyler the Younger
280:Jakob Friedrich Ehrhart
249:children of their own.
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334:Johann Anton Leisewitz
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232:in Berlin, chemistry,
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242:Johann Andreas Cramer
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330:Ludwig Erdwin Seyler
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129:Age of Enlightenment
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82:(1793-05-01)
646:1793 deaths
641:1724 births
322:Abel Seyler
307:George Shaw
258:hot springs
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137:agriculture
635:Categories
595:Literature
585:3110946572
538:3110966298
528:, Vol. 9,
454:3110946572
412:2024-06-11
392:References
238:metallurgy
234:mineralogy
179:silhouette
117:Hanoverian
95:Occupation
80:1 May 1793
62:1724-12-17
418:Hannover.
288:herbarium
212:The book
169:Biography
125:alchemist
587:, p. 165
540:, p. 308
262:glaciers
222:pharmacy
154:Andreaea
133:polymath
115:, was a
50:ca. 1770
520:, eds.
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187:Hanover
127:in the
88:Hanover
70:Hanover
610:, 1794
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387:, 1769
381:, 1767
373:Online
264:. His
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363:Works
226:Celle
581:ISBN
534:ISBN
524:and
450:ISBN
309:and
260:and
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147:and
77:Died
56:Born
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