Twee mannen met optische instrumenten 1900 - 1903

"Twee mannen met optische instrumenten" is a pencil drawing by Antoon Derkinderen, created between 1900 and 1903. The drawing features a series of sketches depicting optical instruments, likely made during a scientific expedition. Derkinderen's work often incorporated detailed observations of nature, reflecting his keen interest in the natural world. This sketch, part of a larger sketchbook, provides a glimpse into the artist's working process and his fascination with scientific exploration.