The Universal Preceptor: Being a General Grammar of Arts, Sciences, and Useful Knowledge ...A. Phelps, 1826 - 312 страница |
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Страница 17
... common productions ; but no art is so curious , as that of extracting metals from the earth , or oar in which they are buried or concealed ; and no discove- 2 * METALLURGY . 17 and twenty pounds of potatoes, per day, the ...
... common productions ; but no art is so curious , as that of extracting metals from the earth , or oar in which they are buried or concealed ; and no discove- 2 * METALLURGY . 17 and twenty pounds of potatoes, per day, the ...
Страница 19
... common salt , alum , nitre or salt - petre , and borax . III . Inflammable Minerals - being lighter , brittle , opa- que , and never feeling cold ; as coals , sulphur , black - lead , and amber . IV . Metallic Minerals - being heavier ...
... common salt , alum , nitre or salt - petre , and borax . III . Inflammable Minerals - being lighter , brittle , opa- que , and never feeling cold ; as coals , sulphur , black - lead , and amber . IV . Metallic Minerals - being heavier ...
Страница 29
... common bark of trees ; but none of these will wash , and they are not durable . Civilized man , however , adapts the means of nature to his purposes , by a process of his own ; he separates the fibres themselves , then twists them into ...
... common bark of trees ; but none of these will wash , and they are not durable . Civilized man , however , adapts the means of nature to his purposes , by a process of his own ; he separates the fibres themselves , then twists them into ...
Страница 32
... common articles of external cloth- ing is derived from the wool of the sheep ; and this forms the most admired and useful of the native man- ufactures of Great Britain . 123. The fleece , as it comes from the animal , is first picked ...
... common articles of external cloth- ing is derived from the wool of the sheep ; and this forms the most admired and useful of the native man- ufactures of Great Britain . 123. The fleece , as it comes from the animal , is first picked ...
Страница 35
... common bene- fit and protection afforded by them . What constitutes a state ? Not high - raised battlement or labour'd mound , Thick wall or moated gate ; Not cities proud , with spires and turrets crown'd , Not bays , and broad - arm'd ...
... common bene- fit and protection afforded by them . What constitutes a state ? Not high - raised battlement or labour'd mound , Thick wall or moated gate ; Not cities proud , with spires and turrets crown'd , Not bays , and broad - arm'd ...
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