Artwork
The Laboratory of A. d'Ailly near the Bulwark on the Zaagmolenpoort in Amsterdam

The Laboratory of A. d'Ailly near the Bulwark on the Zaagmolenpoort in Amsterdam is an oil painting by the Biedermeier artist Johannes Jelgerhuis. It dates from 1818 and is held in the collection of the Rijksmuseum.
About this work
Overview
Johannes Jelgerhuis painted this oil work in 1818, capturing a modest interior adjacent to the Zaagmolenpoort, a historic gate in Amsterdam.
Johannes Jelgerhuis painted this oil work in 1818, capturing a modest interior adjacent to the Zaagmolenpoort, a historic gate in Amsterdam. The composition centers on a brick oven surrounded by assorted barrels, baskets, and suspended tools, while two figures—one standing, one kneeling—engage in a shared task. Warm, golden illumination suffuses the scene, emphasizing the quiet industriousness of everyday urban life.
Subject & Meaning
The canvas presents a functional laboratory, likely used for small‑scale manufacturing or repair, situated near a city fortification. By focusing on the mundane details of work and the cooperative effort of the two men, the painting reflects the Biedermeier interest in domesticity and the dignity of ordinary labor, offering a glimpse into early‑19th‑century Amsterdam’s peripheral neighborhoods.
Technique & Style
Executed in oil on canvas, Jelgerhuis employs a restrained palette of earth tones and subtle chiaroscuro to model forms and create depth. The brushwork is meticulous, rendering textures of brick, wood, and metal with clarity. The composition adheres to Biedermeier principles: balanced arrangement, modest scale, and an emphasis on realistic observation over dramatic narrative.
History & Provenance
After its completion, the painting entered the Dutch art market and eventually became part of the Rijksmuseum’s collection, where it remains accessible to the public. Its provenance reflects the museum’s commitment to preserving works that document everyday scenes from the Netherlands’ urban and industrial past.
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Artist & collection
Artist
Johannes Jelgerhuis (1770 in Leeuwarden – 6 October 1836 in Amsterdam), was a 19th-century painter and actor from the Netherlands.
















