An eighteenth-century engraving by Johann Martin Bernigeroth, depicting the physician Christian Johannes Langius within a formal architectural frame.

This engraving by Johann Martin Bernigeroth depicts Christian Johannes Langius, a physician and philosopher. The work follows the conventions of eighteenth-century academic portraiture, presenting the subject within a formal oval frame set atop a stone plinth. The plinth bears a Latin inscription detailing the subject's titles and dates, a common feature in commemorative prints of this period intended for scholarly or biographical collections.

Bernigeroth employs precise line work to render the textures of the subject's attire and the voluminous, curled wig characteristic of the era. The shading within the oval frame creates a sense of depth, while the background behind the frame is filled with horizontal hatching, a technique that directs the viewer's focus toward the central figure. The artist demonstrates a high level of technical control, particularly in the modulation of light across the facial features and the soft folds of the cravat.

As a member of a prominent family of engravers based in Leipzig, Bernigeroth produced numerous portraits of academics, theologians, and public figures. These prints were often included in books or distributed as individual sheets to document the appearance of notable individuals. The composition is balanced and restrained, reflecting the formal requirements of portraiture during the mid-eighteenth century. The print provides a clear example of the graphic traditions that supported the dissemination of intellectual and professional identities in Europe before the advent of photography. The clarity of the lines and the structured layout of the text block demonstrate the functional nature of such engravings, which served both as historical records and as examples of the engraver's craft.