Microscopic Views of Metallic Crystal Trees: Copper, Lead, Pewter and Zinc, 1805

€ 220

Original antique · The actual sheet photographed · Certificate of authenticity on request · Sold unframed · Worldwide shipping from € 15 (rates)

Date: 1805
Sheet size: 23 × 19 cm (9.1 × 7.5 in)
Condition: Good
Reference: BG-14000-91

What the condition grades mean

Excellent: Bright and clean, with no faults worth mentioning.
Very good: Only light signs of age, such as faint toning.
Good: Normal signs of age for a sheet of this period: toning, some foxing, small marks or neat old repairs.
Fair: Clear faults such as staining, tears or repairs, priced to match.

Every fault we see is written in the condition note, and the whole sheet is shown uncropped in the photos.

Condition

Good condition with minimal foxing and light age toning. Edges of the plate are intact, and the colors remain vibrant.

About this sheet

"Microscopic Views of Metallic Crystal Trees: Copper, Lead, Pewter, and Zinc"

This intriguing hand-colored copperplate engraving, featured in Friedrich Johann Bertuch’s Bilderbuch für Kinder (Picture Book for Children), Weimar, 1805, presents an early exploration of metallic crystal formations observed under magnification.

Figure 1 highlights the delicate dendritic structures of copper, resembling tree-like patterns.
Figure 2 displays the crystalline radiations of lead, showcasing its unique geometric growth.
Figure 3 provides a detailed view of pewter’s crystalline fractals, evoking natural symmetry.
Figure 4 features the bold and intricate crystal formations of zinc, characterized by sharp angles and linear streaks.

Bertuch’s illustration blends artistic precision with scientific inquiry, offering a visual representation of metallic crystal formations that would have fascinated readers of the 19th century. The contrasts between the metals demonstrate the diversity of natural patterns formed by crystallization, a phenomenon often hidden from the naked eye.

This engraving is not only an artistic achievement but also an example of early educational tools aimed at making scientific knowledge accessible to children and enthusiasts alike. It is a captivating piece for collectors of historical natural science illustrations and decorative art.

Condition Report
Very good condition with light age toning and minor foxing typical of its age. Plate edges are intact, with no visible tears or creases.

Framing Tip
A minimalist metallic or black frame would enhance the engraving’s scientific appeal. Use museum-grade UV-protective glass to preserve the fine details and tones. Perfect for a study or a scientific-themed space.