This section is from "Scientific American Vol II. No. 1", by Munn & Co. Also available from Amazon: Scientific American Science Desk Reference.
We presented in a late number, a brief extract from an article on this subject from the "Eureka," and should have thought no more of it, had we not observed the following notice editorial in the N, Y. Farmer and Mechanic. We copy the article entire, that our readers may judge for themselves whether the style and statements savor most of reality or humbug.
"New Pavements.--A new system of making streets has been made known to us;--but as it will be the subject of Patents, here and in Europe, we can only give some of its most prominent features. A material or composition, of a very cheap character, has been invented, as hard, strong and compact as flint. It is formed into any desirable shape in the course of manufacture. From this, streets of any grade may be formed, and in such a way as to entirely secure a permanent and level surface to its proper arch; it can be taken up in five minutes, so as to get at the water pipes, and on being replaced will, from necessity, resume its first position. In durability, it will last ten times as long as granite, and twenty times as long as the common paving, without liability to require repair. It is so laid that frost and storms cannot affect it. But we shall have occasion to refer to it again".--Persons wishing information may inquire of Kingsley & Pirsson, No. 5 Wall street.
 
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