Length 25 cm x 16 cm.
eBay
This 1960's Henry Browne & Son Ltd. Of Barking aneroid barometer is a collectable scientific instrument, This Sestrel model is designed to be used on ships made of brass and has bevelled crystal glass Calibrated and ready to use, this barometer was manufactured in the United Kingdom during the early to mid-20th century. Ideal for collectors or those interested in historical scientific instruments, this piece offers a glimpse into the technology and craftsmanship of the time period. The diameter of the base is 20.4 cm the dial with beveled crystal glass is 15cm and finally the depth is 7.5cm Excellent condition of this instrument
eBay
The Vintage Herman H. Sticht Hand Held Swiss Mechanical Tachometer Model 303 is a rare and collectible scientific instrument originating from Switzerland. This tachometer, which measures the rotational speed of a shaft or machine, holds historical significance in the field of science and engineering. The inclusion of a case adds to its appeal as a practical and visually appealing piece for collectors of vintage scientific equipment.
eBay
The reverse has a compass. Moulded into the case is A really great collectable. The box and instructions are in good order, no tears or wear. This wonderful little gadget is in good working order.
eBay
Vintage pocket voltmeter for parts or repair.
eBay
Model 15510. I do not know if it is working or how to test it. Internally it is very clean and looks as it should. It has '83' stamped on the base of the case. It will not be reduced, I would rather keep it in my own collection.
eBay
LED light provides enough light to see clear and sharp images even in low light. 【Easy to Use】It contains 5 prepared biology microscope slides. It is the ideal mini pocket microscope kit for science lab education!
eBay
VTG Quirky Green Extremely Thin Lenses & Frame Reading Spectacles In Green Case Unsure on the strength but they seem about the same as my readers at about 1.5 In used condition please see all photos Lense - 4.5x1 cm approx
eBay