Account of the qualities and uses of coal tar and coal varnish. With certificates from shipmasters and others / [Anon].
- Archibald Cochrane, 9th Earl of Dundonald
- Date:
- 1785
Licence: Public Domain Mark
Credit: Account of the qualities and uses of coal tar and coal varnish. With certificates from shipmasters and others / [Anon]. Source: Wellcome Collection.
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![\ i 23 ] port, to proceed upon faid voyage. They are as clean and tight as when they failed; neither have weeds of any kind grown on them, nor any thing elfe adhered to them. This was not the cafe with them formerly when done with vege¬ table tar, or any other fluff; they being always grown over with a kind of grafs of a confiderable length, with a quantity of earthy fluff, and with a kind of fhelffifh flicking to them, which obliged them to be cleaned before they went to fea again. This was not only expenfive, but likewife detained them from proceeding to fea fo foon as they otberwife would have done. I have no manner of doubt, and it is now the opinion of fome of the mofl fenfible of our feafar- ing people, that this tar will anfwer the purpofe of coppering, as it ftands the water fo well, and is undoubtedly deflrudlive to both vegetable and animal life. I trufl and hope, that it will turn out very beneficial both to the country and to the nobleman who has fpent fo much time and money in bringing it to the perfe&ion he has done. I am. Sir, v • * { f. 1 Your mofl humble fervant, (Signed) CHARLES RENTON. Copy of a Certificate, Mr, John Syme, Ship-builder*, Leith. i - ' * i\th September 1783. HpHESE are to certify, that I have ufed the ^ coal tar made at Culrofs by the Right Ho¬ nourable the Earl of Dundonald, and have payed the bottoms pf about twenty veffels with it fince '• ■' ' ‘ ’ th@](https://iiif.wellcomecollection.org/image/b30371569_0023.jp2/full/800%2C/0/default.jpg)
