Specification of Gustav Alsing : treating sewage, &c.

  • Alsing, Gustav.
Date:
1873
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Gustav Alsing : treating sewage, &c. Source: Wellcome Collection.

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    r A.D. 1873. Apr. 9.N?1319 ALSING'S Specification. FIC . I . F I C .4 . FIG . 2 . r! i & jpg tiled drawing is not colored,. Lobdon Pi-tgled by George Edward Eere andWoitAM Spottiswoode Printers to the Queerismost Excellent Majesty 1873 (lSHEET) FIC.5.