For your consideration is a rare and exceptionally well-preserved Late 19th-Century Araeo-Picnometer Set, manufactured by the renowned precision instrument maker August Eichhorn in Dresden, Germany. This specialized scientific apparatus was designed for the high-precision measurement of specific gravity in small liquid volumes.
Included in this Set: • Original Fitted Wooden Case: Features the original velvet-lined inserts and secure latching mechanism. • Precision Glassware: Includes the primary glass immersion cylinder and the delicate internal floats/hydrometers. • Original Documentation: Includes the incredibly rare "Gebrauchs-Anweisung" (Instruction Manual) in German, featuring the August Eichhorn Dresden branding. • Original Packing: Retains the vintage cotton bedding used to protect the fragile glass components. Condition Report This set is in excellent antique condition. • Glassware: The glass components are remarkably clear with no observed chips, cracks, or "glass sickness" (clouding). The delicate stems and bulbs remain intact. • Case: The wooden box shows age-appropriate shelf wear and a beautiful natural patina. The hinges and clasp are fully functional. • Manual: The paper instructions show light foxing and yellowing consistent with age but remain entirely legible and intact.
Specifications • Maker: August Eichhorn • Location: Dresden, Germany • Era: Circa 1880–1910 • Purpose: Chemical/Medical Laboratory Specific Gravity Testing
Shipping & Handling Given the extreme fragility of the glass components, this item will be packed with professional-grade materials to ensure safe arrival. Insurance and tracking are included in the shipping cost.