Specification of Otto Gjerdrum : smoke-preventing apparatus.

  • Gjerdrum, Otto.
Date:
1871
Catalogue details

Licence: Public Domain Mark

Credit: Specification of Otto Gjerdrum : smoke-preventing apparatus. Source: Wellcome Collection.

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    A.D. 1870, 315^ August. N- 2379- SPECIFICATION OF OTTO GJERDRUM. SMOKE-PREVENTING APPARATUS. 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. 1871.