Artheon MuseumArtheonMuseum

Untitled (Portrait of a Man)

Untitled (Portrait of a Man) by Unknown Maker

Medium

Daguerreotype

Dimensions

6.3 × 5 cm (2 1/2 × 2 in.); Open case: 7.3 × 12.2 × 1.1 cm (2 7/8 × 4 13/16 × 7/16 in.); Case: 7.3 × 6.1 × 1.6 cm (2 7/8 × 2 7/16 × 11/16 in.); Plate: 6.4 × 5.1 cm (2 1/2 × 2 in.)

Classification

portrait

Department

Photography and Media

Museum

Art Institute of Chicago

Accession Number

249936

Rights

Public Domain

Art Historical Context

This intimate *Untitled (Portrait of a Man, created in 1856 by an unknown maker, captures the stoic gaze of its subject through the pioneering medium of daguerreotype. Measuring just 6.3 × 5 cm on its silvered copper plate, this tiny portrait was housed in a protective case—typical for the era, transforming it into a cherished personal keepsake, much like a locket oroch. Patrons at the Art Institute of Chicago's Photography and Media department can appreciate its mirror-like sheen, a hallmark of daguerreotypes that produced strikingly detailed, one-of-a-kind images without negatives. Invented by Louis Daguerre in 1839, the daguerreotype process dominated portraiture through the 1850s, offering unprecedented realism to the growing middle class. By 1856, however, it was yielding to faster, reproducible methods like the wet-collodion plate. The sitter's rigid pose reflects the technical demands: exposures lasted 10–60 seconds, requiring absolute stillness under bright light, often with head braces hidden from view. This artifact embodies photography's early democratization of portraiture, preserving an anonymous individual's dignity amid America's antebellum social shifts. Its cultural weight lies in evoking a vanished world—where a single, fragile image held profound sentimental value, bridging painting's tradition with modernity's gaze.

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