J.A. Etzler's mechanical system, in its greatest simplicity for agricultural works, formation of ditches, canals, dams, and any excavation, applanation and elevation of ground, eradicating, sawing, and removing trees, crushing and removing rocks, forming terraces on slopes of mountains and other works
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| Format: | eBook |
| Language: | English |
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London
Sold by J. Cleave
1844, 1844
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| Collection: | Making of the Modern World - Collection details see MPG.ReNa |
| Item Description: | "With an engraving.". - Goldsmiths'-Kress no. 34015. - OCLC, 18389277. - Reproduction of original from Goldsmiths' Library, University of London |
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| Physical Description: | 15 p., [1] folded leaf of plates ill |
| Format: | Full text online |