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IG_181: Stucco glass window with floral ornamentation
(USA_NewYork_MetropolitanMuseumOfArt_IG_181)

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Title

Stucco glass window with floral ornamentation

Type of Object
Dimensions
58.4 x 49.8 x 3.8 cm (with frame); 48.3 x 41.6 x 3.2 (without frame)
Artist / Producer
Place of Manufacture
Dating
early 13th–early 14th centuries AH / 19th century CE
Location
Inventory Number
93.26.3
Research Project
Author and Date of Entry
Francine Giese, Sophie Wolf 2025

Iconography

Description

Rectangular stucco and glass window with floral ornamentation arranged symmetrically along the central vertical and horizontal axis. In the centre of the window is a six-petalled flower surrounded by four three-petalled flowers and eight leaves. The corners are decorated with three-petalled blossoms. The floral motif is traversed by four curved blue bands that form a circular frame around the central flower motif and enclose the flowers in the corners.

Iconclass Code
48A983 · ornament derived from plant forms
48A9833 · flowers ~ ornament
Iconclass Keywords

Materials, Technique and State of Preservation

Materials

Coarse-grained gypsum; colourless glass (with a greenish or greyish tint); coloured glass (two shades of green, three shades of blue, yellow, orange red). Replaced glass: clear glass with satin finish, blue opalescent glass, bright-orange transparent glass.

Technique

The latticework was carved into a rectangular stucco panel and inlaid with colourless and coloured sheet glass. The pieces of glass are fixed onto the back of the lattice with a thin layer (c.2mm) of gypsum plaster. The thickness of the stucco panel is 23–25mm. The stucco panel has been cast into a wooden frame measuring c.50 × 40 × 30mm.

The design of the latticework has two levels. The main motif (level 0) has been carved out of the stucco panel with sharp, knife-like tools following a template incised in the surface of the panel. Traces of the incisions are still visible in some places on the front. The second level (level –1), which lies 5–7mm below level 0, shows irregularly spaced, slightly conical perforations. The holes were pierced with a metal or wooden pin in the stucco before it was fully set. They vary between 5 and 12mm in diameter and are slightly tapered towards the back. The distance between the holes is 6–10mm. All holes are backed with colourless glass. The main design and the perforations have been worked in such a way that the incident light is directed downwards into the room.

The pieces of glass were cut according to the design of the latticework using a glass-cutter, as testified by scratch marks along the edges of some pieces of glass. A few pieces of glass show elongated, parallel bubbles, suggesting that the sheet glass was produced using the broad-sheet method. The coloured glass is 1.5–2mm thick, the colourless glass 1–1.5mm.

State of Preservations and Restorations

The stucco latticework shows a few fissures and minor losses, but is generally intact. There are signs of earlier restorations. These repairs involved filling losses in the latticework, refixing loose pieces of glass, and supplementing the thin plaster layer in which the pieces of glass are embedded.

There are traces of black paint on the front of the frame.

History

Research

Ornamental stucco and glass windows of this type were widespread in the Ottoman period. Usually, these windows show a strictly symmetrical design, with the centre of the panel being occupied by the main motif, which can be a star or a flower. In the collections studied, the star predominates over the flower motif (see for instance LG_166 (lower part), IG_350 (lower part), IG_353, IG_356 (upper part)).

The window discussed here was produced according to the traditional method used in the manufacture of qamariyyāt in North Africa to this day (see Technique). According to the museum records, the window dates to the 18th century. We assume however that the window was made at a later date, possibly around the time it was acquired by Robert Ware (see below). One reason for this hypothesis is the good state of preservation of the stucco lattice, which would have shown clearer signs of weathering if it had been installed and exposed to the elements for a longer period before purchase. Another reason for a later dating is the use of cylinder-blown flat glass (also called broad-sheet). In the Islamic world, sheet glass was usually produced using the crown-glass process, while in Europe, the broad sheet-method was the dominant technique to manufacture flat glass. The Hungarian architect Max Herz (1856–1819) states that sheet glass was imported to Egypt from Europe from the 19th century, because local production had come to a standstill (Herz, 1902, p. 53).

A hand-written letter dated 22 May 1893 to Luigi Palma di Cesnola (1832–1904), the then director of The Metropolitan Museum of Art in New York provides information on the provenance of the window. The author of this letter, the American architect William Robert Ware (1832–1915), writes that he had acquired this and various other windows in the spring of 1890 from several well-known art and antiquity dealers in Cairo. He mentions [Gaspare] Giuliana, [E. M.] Malluk, [Nicolas?] Tano, and [Panayotis] Kyticas (on their commercial activities see Volait, 2021, pp. 60–64). In his letter, Ware further states that he was told that the windows ‘had been taken from old houses’ and ‘from old mosques, that had been dismantled’, but that he was not able to get ‘any precise information as to their original places’ (Ware, 1893).

In 1893, Ware donated this window as part of a lot of 17 qamariyyāt (IG_169, IG_171–186) to The Metropolitan Museum of Art (Ware, 1893).

Illustrated in: Jenkins, 1986, title page.

Dating
early 13th–early 14th centuries AH / 19th century CE
Period
1800 – 1899
Previous Locations
Place of Manufacture

Provenance

Owner
Since 1893: The Metropolitan Museum of Art, Inventory Number: 93.26.3, collection (access date: 6.12.2024), New York (United States of America), Donation
Previous Owner
From 1890 until 1893: Ware, William Robert

Bibliography and Sources

Literature

Barry, Mike, and Stuart Cary Welch. "L'Art figuratif en Islam médiéval: et l'énigme de Behzâd de Hérât (1465-1535)." In L'Art Figuratif en Islam Medieval. Paris: Flammarion, 2004. pp. 217– 218, ill. p. 218 (color).

Herz, M. (1902). Le musée national du Caire. Gazette des Beaux-Arts, 3. Pér. 28, 45–59, 497–505.

Jenkins-Madina, Marilyn. "Islamic Glass: A Brief History." Metropolitan Museum of Art Bulletin vol. 44, no. 2 (Fall 1986). Title page; back cover, ill. (color).

Volait, M. (2021). Antique Dealing and Creative Reuse in Cairo and Damascus 1850–1890. Leiden: Brill.

Ware, W. R. (1893, May 22). [Letter to Luigi Palma di Cesnola]. MET Archives (W 229), New York City, NY, United States.

Image Information

Name of Image
USA_NewYork_MetropolitanMuseumOfArt_IG_181
Credits
The Metropolitan Museum of Art
Date
2023
Copyright
Public Domain

Citation suggestion

Giese, F., & Wolf, S. (2025). Stucco glass window with floral ornamentation. In Vitrosearch. Retrieved December 5, 2025 from https://vitrosearch.ch/objects/2713025.

Record Information

Reference Number
IG_181