Nora Gulbrandsen and Porsgrund Porcelain: marks, identification and value
Do you have a vase, bowl, cup or service from Porsgrunds Porselænsfabrik and wonder whether it was designed by Nora Gulbrandsen: or what it might be worth? Norwegian porcelain can combine design history with collector interest, but correct identification requires more than a factory mark.
In this guide, Østlandet Brukt & Antikk looks at Nora Gulbrandsen, Porsgrund Porcelain, marks, model and decoration numbers, and the factors that can influence value.
Who was Nora Gulbrandsen?
Nora Gulbrandsen (1894–1978) is regarded as an important figure in Norwegian ceramic and design history. She was artistic director at Porsgrunds Porselænsfabrik from 1928 to 1945. Her work is particularly associated with a modern, distinctive visual language, including the characteristic spherical vases highlighted in the factory's own history.
Porsgrunds Porselænsfabrik: Norwegian porcelain since 1885
Porsgrunds Porselænsfabrik was established in 1885, with its first firing in 1887. Over the years the factory worked with important Norwegian designers including Nora Gulbrandsen, Tias Eckhoff and Konrad Galaaen. A Porsgrund factory mark alone therefore does not identify the designer. Shape, decoration, numbering, period and possible signatures must be considered together.
How to identify Nora Gulbrandsen
There is no single feature that identifies all her work. We look at shape, decoration and colours, the factory mark, model and decoration numbers, possible initials or signatures, and whether these details correspond with documented models and periods.
What do the numbers underneath mean?
Numbers and handwritten markings on older Porsgrund pieces may refer to a model or decoration. They should not be interpreted in isolation. Photograph both the entire object and its underside in good light; a sharp image of the mark and handwritten numbers can be decisive.
Can the factory mark date Porsgrund porcelain?
Factory marks changed during Porsgrund's long history and can help narrow down a production period, but a mark should be treated as one piece of evidence among several.
Art Deco and modernism
Much of Gulbrandsen's work at Porsgrund was created when European design was influenced by modernism and Art Deco. Geometric forms, strong contrasts and deliberate decoration can therefore be relevant characteristics. However, not every geometrically decorated Porsgrund piece is by Nora Gulbrandsen.
What is Nora Gulbrandsen porcelain worth?
There is no fixed price. We consider model and decoration, rarity, period, markings and documentation, size, condition, restoration and current collector demand, together with comparable realised prices. Rare does not automatically mean expensive; demand matters.
Condition matters
We examine chips, cracks, hairlines, crazing, wear to decoration and restoration. Repairs do not necessarily make an interesting object worthless, but they may affect value considerably. Avoid aggressive cleaning or amateur repairs before an older piece has been assessed.
Other important Porsgrund designers
Nora Gulbrandsen is only part of the story. Porsgrunds Porselænsfabrik also worked with important designers including Tias Eckhoff and Konrad Galaaen. Older Porsgrund porcelain may therefore be interesting even when it is not by Gulbrandsen.
Why keep individual pieces?
A cup, saucer, vase or serving piece need not form part of a complete service to be of interest. Designer, decoration and scarcity may make an individual piece worth investigating. Keep matching components together and photograph their marks before sorting them out.
Frequently asked questions
When did Nora Gulbrandsen work at Porsgrund?
She was artistic director from 1928 to 1945.
Is all old Porsgrund porcelain valuable?
Value depends on designer, model, decoration, period, rarity, condition and demand.
Does the Porsgrund mark identify Nora Gulbrandsen?
The mark identifies the factory. Other details are needed to identify designer and model.
Where are the marks?
Usually on the underside. Record the factory backstamp, handwritten numbers, initials and other marks.
Can OBA assess Porsgrund porcelain?
Yes. We buy and assess Norwegian porcelain and collectables. Clear photographs of the object and its marks provide a useful starting point.
Our photography guide explains useful views. Contact us about a piece or collection, or browse our online shop.
Do you have Nora Gulbrandsen or older Porsgrund porcelain?
Østlandet Brukt & Antikk buys and assesses Norwegian porcelain, ceramics, antiques and collectibles. Send photographs of the entire object, underside, factory mark, numbers and any damage. Visit obaantikk.no for contact information.
