Half sovereign or trial piece, inscribed Palladium Hydrogenium
- maker:
- Thomas Graham
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LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseHalf sovereign or trial piece, inscribed Palladium Hydrogenium
Science Museum Group
© The Board of Trustees of the Science Museum
Half sovereign or trial piece, inscribed Palladium Hydrogenium
Science Museum Group
© The Board of Trustees of the Science Museum
Pattern half-sovereign or trial piece
Science Museum Group
© The Board of Trustees of the Science Museum
Pattern half-sovereign or trial piece, inscribed Palladium-Hydrogenium, [Thomas] Graham, 1869. 19mm diameter, in brown case 4x4x1cm. Obverse, head of young Queen Victoria. Reverse, inscription. Inside case inscribed in medal mount: This medal contains 173cc of 900 vols of hydrogen; palladium can absorb up to 900 times its own volume of hydrogen.
Details
- Category:
- Coins, Medals & Tokens
- Object Number:
- 1973-416/2
- Materials:
- palladium and hydrogenium
- Measurements:
-
diameter: 19 mm,
weight: .0354kg
- type:
- medal
- credit:
- Chemical Society
