 We can only further briefly allude to two of the most important modifications of his invention which Professor Wheatstone has made for specific purposes :— 1. By substituting for the paper disc on the circumference of which the letters are printed a...  The Chess Player's Chronicle - Page 1561846Full view - About this book
 | John Frederic Daniell - Chemistry, Physical and theoretical - 1843 - 814 pages
...the current transmitted through the same circuit both rings the bell and works the telegraph. § 863. We can only further briefly allude to two of the most...paper disc on the circumference of which the letters arc printed a thin disc of brass cut from the circumference to the centre, so as to form four-and-twenty... | |
 | John Finlaison - Clocks and watches, Electric - 1843 - 152 pages
...The following are the means by which I effect this purpose: — For the paper disc of the telegraph, on the circumference of which the letters are printed, a thin disc of brass is substituted, cut from the circumference to the centre, so as to form four-and-twenty springs, on... | |
 | John Finlaison - 1843 - 154 pages
..." The following are the means by which I effect this purpose. For the paper disc of the Telegraph, on the circumference of which the letters are printed, a thin disc of brass is substituted, cut from the circumference to the centre so as to form four-and-twenty springs, on... | |
 | Henry Minchin Noad - Electric power - 1844 - 512 pages
...The following are the means by which this was effected :* — For the paper disc of the telegraph, on the circumference of which the letters are printed, a thin disc of brass is substituted, cut from the circumference to the centre, so as to form four-and-twenty springs, on... | |
 | United States. Patent Office - Patents - 1846 - 2014 pages
...the disc, then follows A, then V, then E. In relation to this instrument, Professor Daniell says : " We can only further briefly allude to two of the most important modifications of this invention, wfaich Professor Wheatstone has made for specific purposes. By substituting for the... | |
 | Henry Minchin Noad - Electricity - 1857 - 422 pages
...the eye. The following are the means by which this is effected : For the paper disc of the telegraph, on the circumference of which the letters are printed, a thin disc of brass is substituted, cut from the circumference to the centre, so as to form 24 springs, on the extremities... | |
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