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" ... within the Laurentian region, of rocks capable of affording fertile soils ; and in the present report Sir WE Logan has addressed himself to this question. We shall give his results, so important to a correct estimate of this great subject, in his... "
Report of the Commissioners [and Appendices A to S] - Էջ 10
Ontario. Agricultural Commission, 1880 - 1881
Ամբողջությամբ դիտվող - Այս գրքի մասին

The Canadian Journal of Industry, Science and Art, Հատոր 3

1858 - 618 էջ
...will be read with much interest : The crystalline limestones of the Lnurentian series are quite aa good for all the economic purposes to which carbonate...reason that more than nine-tenths of the works of constructioD, both public and private, are raised upon the fossiliferous rocks, and for such present...
Ամբողջությամբ դիտվող - Այս գրքի մասին

The Canadian Naturalist and Geologist, Հատոր 3

1858 - 522 էջ
...a correct estimate of this great subject, in his own words : — "Limestone and Lime-feldspars. — The crystalline limestones of the Laurentian series...of lime is applied, as the earthy limestones of the fossilifcrous formations. It is from the latter, however, that is obtained nine-tenths of the material...
Ամբողջությամբ դիտվող - Այս գրքի մասին

The Canadian Journal of Industry, Science and Art, Հատոր 3

1858 - 608 էջ
...with much interest : The crystalline limestones of the Laurentian series are quite aa good for ill the economic purposes to which carbonate of lime is...fossiliferous formations. It is from the latter, however, that i8 obtained nine-tenths of the material used throughout the country, for the very good reason that...
Ամբողջությամբ դիտվող - Այս գրքի մասին

The Canadian Naturalist and Geologist, Հատոր 3

1858 - 518 էջ
...correct estimate of this great subject, in his own words : — " Limestone and Lime-feldspars. — The crystalline limestones of the Laurentian series...economic purposes to which carbonate of lime is applied, us the earthy limestones of the fossiliferous formations. It is from the latter, however, that is obtained...
Ամբողջությամբ դիտվող - Այս գրքի մասին

The Canadian Naturalist and Geologist, Հատոր 3

1858 - 520 էջ
...correct estimate of this great subject, in his own words : — " Limestone and Lime-feldspars. — The crystalline limestones of the Laurentian series...economic purposes to which carbonate of lime is applied, ns the earthy limestones of the fossiliferous formations. It is from the latter, however, that is obtained...
Ամբողջությամբ դիտվող - Այս գրքի մասին




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