Facts about Peat as an Article of Fuel: With Remarks Upon Its Origin and Composition; the Various Products Obtained from it by Distillation; the Use of Peat in the Manufacture of Gun-powder and Paper, and for Pavements, Roofing Tiles, and Various Articles for Building and Ornamental Work; Together with Many Other Matters of Practical and Scientific Interest

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Leavitt & Hunnewell, 1866 - Peat - 168 pages
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Page 34 - Hatfield moss, which appears clearly to have been a forest eighteen hundred years ago, fir-trees have been found ninety feet long, and sold for masts and keels of ships : oaks have also been discovered there, above one hundred feet long. The dimensions of an oak from this moss are given in the Philosophical Transactions, No.
Page 34 - Semana, Ardennes, and several others, are now occupied by mosses and fens; and a great part of these changes have, with much probability, been attributed to the strict orders given by Severus, and other emperors, to destroy all the wood in the conquered provinces.
Page 30 - ... on the present surface. Not so however with oaks, as their stumps are commonly found resting on the gravel at the base, or on the sides of the small hillocks of gravel and sand which so often stud the surfaces of bogs, and have by Mr. Aher been aptly called islands.
Page 72 - ... places, the peat was much deeper. One area gave 5 to 6 feet of peat, and 6 to 8 feet of marl, underlain by a bed of sand and gravel. The utilization of this marl attracted the attention of early American students of peat. Leavitt (55) wrote, in 1867: It is well known that numerous shell-marl-beds or pits are exclusively and profitably worked for fertilizing purposes. These marl-beds are usually found to rest upon a bed of clay, sand, or gravel, and are succeeded by peat or muck, the depth of...
Page 31 - The foregoing analysis is founded upon a well known fact, that the quantity of heat, generated during the combustion of any fuel, is in exact relation to the quantity of oxygen consumed in the process. Hence, in order to ascertain the relative calorific power of different kinds of fuel, it is only necessary to ascertain the quantity of oxygen which each consumes in burning.
Page 9 - Pliny says expressly, that the Chauci pressed together with, their hands a kind of mossy earth, which they dried by the wind rather than by the sun, and which they used not only for cooking their victuals, but also for warming their bodies...
Page 48 - Iron, .... 4 Silica, ----- 1 Ox. Manganese, ... 2 100 " This substance is, therefore, a true bituminous coal, remarkable indeed for containing more bitumen than is found in any other coal known. I suppose it to have been formed by the chemical changes, supervening upon fir balsam, during its long immersion in the humid peat.
Page 55 - ... ground drained, it will, after the first year, give a large crop of foul meadow, or other lowland grass. Peat, taken from land which has been many years drained, when dried, is nearly as heavy as oak wood, and bears about the same price in the market.

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