Industrial equipment - Large collection of vintage & antique instruments - pyrometer, transistor radio, barometer, - Germany

A beautiful collection of 6 vintage and antique scientific, mechanical, and industrial collectibles
This unique and fascinating collection of historical instruments and devices from the late 19th century to the 1970s.
Perfect for collectors of scientific instruments, curios, or industrial design.
The set consists of the following 6 unique objects:
1. Antique Optical Pyrometer – Pyro-Werk G.m.b.H. Hannover (Germany)
• Details: Serial number 19303.
A rare contactless radiation thermometer in a beautiful leather case, used in blast furnaces and foundries. Includes the original German manual (Gebrauchsanweisung) in the lid.
2. Vintage Transistor Radio G.B.C. Model AR/19 (Italy, 1960s)
• Details: Rare medium-wave (AM) pocket radio equipped with 6 transistors.
Complete with the original black leather protective cover with gold embossing and the vintage 'gbc' logo on the grille.
3. Antique Aneroid Travel Barometer (c. 1900)
• Details: Specially made for the Dutch market with open movement, blue steel screws and Dutch weather indications (Storm, Rain, Changeable, Fine Weather, Very Dry). Housed in a foldable, leather-covered travel case with remnants of an old optician's label.
4. Vintage "Euphorimeter" – Zenit (Germany, 1960s/70s)
• Details: A nicely designed mid-century brass indoor climate meter (combined thermometer and hygrometer) with a special diamond-shaped "Comfort" zone where the hands cross.
5. Antique Precision Pocket Thermometer in metal casing (early 20th century)
• Details: An elegant scientific instrument with a fine glass capillary and scale. The heavy chrome/metal cap serves as a protective cover and can be screwed off at the bottom as a handle/extension.
6. Antique Brass 'Acorn' Clock Weight (19th century)
• Details: Classical decorative weight for a Frisian floor- or tail clock. Consists of a brass exterior with ornamentation and an inner cast-iron filling weight (weight: 430 grams).