Specification of George MacKay : purifying water, sewage, &c.

  • Mackay, George.
Date:
1875
Catalogue details

Licence: Public Domain Mark

Credit: Specification of George MacKay : purifying water, sewage, &c. Source: Wellcome Collection.

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    .D. 18*75* llth January. N° 91. SPECIFICATION • • .. OP ■t* ' GEORGE MACKAY. i-;\ ■ PURIFYING WATER, SEWAGE, &c. SBjpg 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. 6d. 1875. K 'A