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Ulla Ehrensvärd

Ulla Ehrensvärd is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Ulla Ehrensvärd rather than just read about it. In short: Ulla Ehrensvärd (18 March 1927 — 17 April 2015) was a Swedish librarian, curator, and art historian, specializing in medals, architectural drawings, and maps. Early life Eva Maria Ulla Margareta Ehrensvärd was born in Stockholm.

Ulla Ehrensvärd — main illustration
Ulla Ehrensvärd — illustration

Key takeaways

  • Ulla Ehrensvärd belongs to astronomy; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Ulla Ehrensvärd to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Ulla Ehrensvärd from memory before moving on to harder problems.

Reference excerpt

Ulla Ehrensvärd (18 March 1927 — 17 April 2015) was a Swedish librarian, curator, and art historian, specializing in medals, architectural drawings, and maps.

Early life Eva Maria Ulla Margareta Ehrensvärd was born in Stockholm. She graduated from the Stockholm University of Applied Sciences in 1953. She earned a doctoral degree at Stockholm University while working in her field, defending her dissertation on medal engraver Erik Lindberg in 1974, at age 47. Her postdoctoral studies included a course in cartography at the Royal Institute of Technology in the 1970s.

Career During World War II, Ulla Ehrensvärd was a young volunteer aircraft spotter. She began her career as a librarian in 1946, at the Stockholm Public Library. She was hired to catalog books at the Royal Library of Sweden in 1953. She became an expert on Russian archives. In 1962 she traveled to the United States on a scholarship, to study museum libraries. She became head of the Maps and Prints Department of the National Library of Sweden in 1963, and she stayed there until 1981. From 1981 to 1993, she worked at the Military Archives. Ehrensvärd had a long association with the Swedish Research Institute in Istanbul from 1976 to 1988, organizing their library, publishing their newsletter, arranging exhibits, and doing research in their collections. During the same time period, she was head of the Svensk Bokkonst (Swedish Book Design) show and competition. She was the Swedish representative on the International Cartographical Association, and helped to organized cartography conferences in Uppsala and Stockholm in 1988 and 1991. She gave a lecture at the Newberry Library in 1981, on color in cartography. She was also head of the history of cartography section of the Swedish Cartographic Society, from 1968 to 2001. She was the counted as one of the "Three Great Ladies of Cartography," along with Eila Campbell and Helen Wallis. Ehrensvärd organized exhibitions on French drawings (1953), Erik Lindberg (1959), atlases (1966), globes (1966), A. E. Nordenskiöld (1968), color printing (1972), Edgar Chahine (1975), Turkish-Swedish contacts (1977), gnomes and Santa Claus figures (1978), sea charts and maps of Estonia (1980s). Publications by Ehrensvärd were equally diverse, including a book on gnomes, an inventory of Polish maps in Swedish archives, histories of Swedish maritime mapping and the maritime history of the Baltic region, and an edition of an eighteenth-century travelogue. In 2004, Ehrensvärd accepted an award from the Royal Swedish Academy of Letters, History, and Antiquities, to travel for her research. Her book The History of the Nordic Map: From Myths to Reality was published in 2006, and considered a "born classic" in the history of cartography.

Personal life Ulla Ehrensvärd died in Stockholm in 2015, aged 88 years.

References

Further reading Ulla Ehrensvärd at Svenskt kvinnobiografiskt lexikon

Illustrations

Ulla Ehrensvärd: Ulla Ehrensvärd; 2013-02-15
Ulla Ehrensvärd; 2013-02-15

Worked examples

Example 1 — a first encounter with Ulla Ehrensvärd

Start with the simplest possible case. Write down what Ulla Ehrensvärd claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Ulla Ehrensvärd before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Ulla Ehrensvärd ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Ulla Ehrensvärd

In research
Ulla Ehrensvärd appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Ulla Ehrensvärd in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Ulla Ehrensvärd is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1927 births, 2015 deaths, 20th-century Swedish historians, so understanding it makes those chapters shorter.
In everyday life
Look for Ulla Ehrensvärd outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Ulla Ehrensvärd in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Ulla Ehrensvärd means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Ulla Ehrensvärd out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Ulla Ehrensvärd in simple terms?

Ulla Ehrensvärd (18 March 1927 — 17 April 2015) was a Swedish librarian, curator, and art historian, specializing in medals, architectural drawings, and maps. Early life Eva Maria Ulla Margareta Ehrensvärd was born in Stockholm.

Why does Ulla Ehrensvärd matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Ulla Ehrensvärd?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Ulla Ehrensvärd.

Tags

  • 1927 births
  • 2015 deaths
  • 20th-century Swedish historians
  • Historians of cartography
  • Stockholm University alumni
  • Swedish librarians
  • Swedish women historians
  • Swedish women librarians
  • Writers from Stockholm

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