Artefact story

The library chair with a staircase inside

A tall bookcase creates a problem at its upper shelves. This early nineteenth-century library chair carries part of the answer beneath its seat. Opened out, it becomes a small set of steps. Closed again, it returns to a room that still needs somewhere to sit.

A wooden caned armchair contains additional horizontal components below the seat and a small visible hinge at its front.
PatinaHall editorial reconstruction. It is not a documentary photograph. Extra parts beneath the seat hint at a second function. This is a reconstruction of the convertible-chair idea, not the Blickling chair or a working mechanism.
On this page
Key facts & takeaways

At a glance

Subject
Metamorphic Library Chair NT 354260
Entry
Artefact story
Last reviewed
11 September 2026

Three things to remember

  1. The mechanism shares one piece of furniture between sitting and reaching.
  2. National Trust 354260 is a specific mahogany, cane and brass object.
  3. A match to a printed design supports an attribution without proving a maker.

The furniture beneath the furniture

At first glance, the Blickling Hall chair belongs to a recognisable family: a curved top rail, scrolling arms, a caned seat and outward-sweeping legs. Look below the seat and the space is unusually busy. Parts that an ordinary chair would not need have been fitted inside its footprint.1

Those extra elements are the other half of its identity. A library needs to accommodate a seated reader and the act of reaching books above ordinary arm height. Keeping separate steps in the room solves that problem, but gives the room another object to store.

A metamorphic chair tries to share the space. The word sounds theatrical because the transformation is part of the appeal. Its usefulness and its capacity to surprise arrive together.

The front rail becomes the turning point

The National Trust describes a hinge at the front seat rail and four step levels with velvet insets. The chair’s upper and lower elements change their relationship as it opens. A seat and the compact structure beneath it become a rising sequence of surfaces.1

The crucial distinction is between hiding extra parts and making the same assembly perform another role. This furniture does both. Some of the staircase is stored within the chair, while the movement of the chair structure makes that stored equipment accessible.

The two states organise the room around different activities. In the closed state, the object is organised around a person remaining in one place. In the open state, it is organised around a person changing height. That difference explains the mechanism’s purpose before we try to follow every joint.

A closed-chair symbol with extra components beneath the seat appears beside a staircase symbol with four highlighted step levels.
Original PatinaHall schematic, not to scale: the closed chair and four-step arrangement explain two activities sharing one piece of furniture. The end states are symbolic; the drawing is not a mechanical plan.

A printed idea and an uncertain signature

The museum dates the chair to around 1810 and attributes it to Morgan and Sanders. It notes a correspondence with a design published in Ackermann’s Repository of Arts in July 1811.1

A period publication helps us understand how an idea could circulate. Readers could encounter a novel piece of furniture through an illustration before seeing or commissioning an example. The printed image made a transformation communicable beyond the workshop.

It does not follow that every similar surviving chair came from the same maker. A design could be repeated or adapted. The attribution is therefore useful information that must keep its qualifying words.

Gore Place preserves another English metamorphic chair and presents it in both configurations. Its account places the transformation in the practical setting of a library, where an occupant needed access to high books. It illustrates the type’s purpose without becoming evidence for who made the Blickling example.2

The library gets its floor back

Convertible furniture always involves a negotiation. The second function adds joints and components; the first function must make room for them. Here the space beneath a seat becomes valuable storage for a future action.

The most satisfying moment is the return. Once the book has been brought down, the staircase can disappear back into a familiar chair. The room has gained reach without permanently giving up another piece of floor.

Research notesEvidence, connections and limits

The Blickling chair is attributed to Morgan and Sanders. The reconstruction introduces the type; the diagram explains changing roles rather than a measured folding sequence. Gore Place’s chair is a separate example, and none of these images is a guide to safe use.

Evidence map

Connected subjects and evidence

Reviewed connections

  • Metamorphic Library Chair NT 354260attributed toMorgan and Sandersattributed

    National Trust attribution, not a maker’s signature. Description notes correspondence with an 1811 published design.

    Reviewed 11 September 2026 by PatinaHall editorial.
  • Metamorphic Library Chair NT 354260associated with placeBlickling Halldocumented

    Blickling Hall identifies the collection location of NT 354260, not its manufacturing workshop.

    Reviewed 11 September 2026 by PatinaHall editorial.

Research trail

Sources and further reading

  1. Metamorphic library chair, NT 354260National Trust CollectionsAccessed 11 September 2026
  2. Metamorphic ChairGore PlaceAccessed 11 September 2026

Last reviewed 11 September 2026. Found an error or a stronger primary source? Contact PatinaHall.