Description
Issue Date: 12th August 2021
Description:
This stamp issue celebrates the ingenuity and pioneering spirit behind some of the most notable inventions and scientific and engineering advances that enabled these ‘Industrial Revolutions’ to take place.
2nd Class: Bessemer Process
2nd Class: Watt’s rotative steam engine
1st Class: Penydarren locomotive
1st Class: Spinning jenny
£1.70: Lombe’s silk mill
£1.70: Portland Cement
The sponsored postmark is of the Lion Salt Works, a local museum to the business, which was at the forefront of producing salt for various industries during the second industrial revolution.
Stamps & Postmarks:
Notes:
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