Specification of William Cameron Sillar and Robert George Sillar : treating sewage.

  • Sillar, W. C. (William Cameron)
Date:
1872
Catalogue details

Licence: Public Domain Mark

Credit: Specification of William Cameron Sillar and Robert George Sillar : treating sewage. Source: Wellcome Collection.

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    A.D. 1872, 22nd February. N° 575. SPECIFICATION 2c*rv _ ' -v; WILLIAM CAMERON SILLAR AND ROBERT GEORGE SILLAR. TREATING SEWAGE. LONDON: PRINTED BY GEORGE E. EYRE AND WILLIAM SPOTTISWOODE, PRINTERS TO THE QUEEN’S MOST EXCELLENT MAJESTY : PUBLISHED AT THE GREAT SEAL PATENT OFFICE, 25, SOUTHAMPTON BUILDINGS, HOLBORN. Price 4 </. 1872.