An improved process for cleansing or clarifying impure water. (Communicated by Carl Johann Auguste Scheerer.) being Patent Number: 1688 published: 07 July 1864

SCHEERER, CARL JOHANN AUGUSTE and NEWTON, WILLIAM EDWARD and SCHEERER, CARL JOHANN AUGUSTE and NEWTON, WILLIAM EDWARD

Editore: London Eyre and Spottiswood published at the Great Seal Patent Office c, 1864

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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 18cm some wear and tear due to the disbinding. Codice articolo 46644

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Titolo: An improved process for cleansing or ...

Casa editrice: London Eyre and Spottiswood published at the Great Seal Patent Office c

Data di pubblicazione: 1864

Legatura: no binding

Condizione: good

Edizione: prima edizione