Specification of George Lifford Smartt : vessels for preserving leeches and fish alive.

  • Smartt, George Lifford.
Date:
1854
Catalogue details

Licence: Public Domain Mark

Credit: Specification of George Lifford Smartt : vessels for preserving leeches and fish alive. Source: Wellcome Collection.

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    AA.a^a^-VVV^.<V'-'V\-'V\ ^ AA/VVV\^^fUVVVVV''/ r\s\z\j\s\j~\s^r\j\ Vessels for Preserving Leeches and Fish Alive. LETTERS PATENT to George Lifford Smartt, of Enfield, in the County of Middlesex, Chemist, for the Invention of “ Improve¬ ments in Vessels for Preserving Leeches and Fish Alive.” Sealed the 1st February 1854, and dated the 8th October 1853. PROVISIONAL SPECIFICATION left by the said George Lifford Smartt at the Office of the Commissioners of Patents, with his Petition, on the 8 th October 1853. I, George Lifford Smartt, of Enfield, in the County of Middle- 5 sex, Chemist, do hereby declare the nature of the said Invention for “ Improvements in Vessels for Preserving Leeches and Fish Alive ” to be as follows:— I make use of an earthen or other suitable vessel, and perforate the cover or top with numerous small holes. In the bottom of the vessel 10 I introduce an air tube, which rises an inch and a half, more or less, from the bottom. The top of the air pipe may be made of any desired shape or size to suit the vessel, but I prefer it of a mushroom shape and perforated. On the bottom of the vessel I strew some pieces of charcoal