Instruments for taking, measuring, and computing angles. Being British Patent Number: 12949 published: 29 January 1850

BEATSON, DONALD

Editore: London, Eyre and Spottiswood, published at the Great Seal Patent Office printed cs, 1850

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First Edition. Original Printed patent disbound with printed front blue wrapper present but not the back wrapper (both often lacking in early patents) About 27cm by 18 cm some wear and tear due to the disbinding.

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• Titolo: Instruments for taking, measuring, and computing angles. Being British Patent Number: 12949 published: 29 January 1850
• Editore: London, Eyre and Spottiswood, published at the Great Seal Patent Office printed cs
• Data di pubblicazione: 1850
• Rilegatura: No Binding
• Condizione: Good