Specification of John Leopard : treating and filtering sewage.

  • Leopard, John.
Date:
1870
Catalogue details

Licence: Public Domain Mark

Credit: Specification of John Leopard : treating and filtering sewage. Source: Wellcome Collection.

    11/12 (page 9)
    AJD.1870.Feb.21.N? 506. LEOPARD’S Specikication. < 1 SHEET } The filed drawing is partly colored. Drawn on Stone by Malby & Sons * London Rmtedby George Edward Eyre and William Spottiswoode Printers to the Queens most Excellent Majesty 1 o 71).