They walk in a zigzag direction, because they have found from long experience (as they affirm) that their respiration is less impeded, when they traverse obliquely the current of air which enters the pits from without. Political Essay on the Kingdom of New Spain - Էջ 239Alexander von Humboldt - 1811 - 1687 էջԱմբողջությամբ դիտվող - Այս գրքի մասին
| Enos Bronson - 1812 - 556 էջ
...forwards, and rest on a staff, which is generally not more than three decemetres in length (about a foot.) They walk in a zig-zag direction, because they have...admire the muscular strength of the Indian and Mestizoe irnateros of Guanaxuato, especially when we feel ourselves oppressed with fatigue in ascending from... | |
| 1812 - 666 էջ
...forwards, and rest on a staff, which is generally not mure than three décembres in length (about a foot). They walk in a zig-zag direction, because they have...traverse obliquely the current of air which enters the prts from without. We cannot sufficiently admire the muscular strength of the Indian and Mestizoe tenateros... | |
| 1812 - 708 էջ
...forwards, and rest on a start', which is generally not more than three decimetres in length (about a foot), they walk in a zigzag direction, because they have...experience (as they affirm), that their respiration is less1 impeded, when they traverse obliquely the current of air which enters the pits from without.'... | |
| Alexander von Humboldt - 1814 - 524 էջ
...weight of from 225 to 350 pounds* for a space of six hours. In the galleries of Valenciana . ' v - . and Rayas, they are exposed as we have already observed...experience (as they affirm) that their respiration js less impeded, when they traverse obliquely the current of air which enters the pits from without.... | |
| Alexander von Humboldt - 1822 - 544 էջ
...body forwards, and rest on a staff, which is generally not more than three decimetres in length, t They walk in a zigzag direction, because they have...strength of the Indian and Mestizoe tenateros * Vol. ip 125. At Paris the porters called Forts de la Halle, are generally loaded with bags of flour, which... | |
| Edinburgh gazetteer - 1822 - 802 էջ
...stairs, they throw the body forwards, and rest on a shaft which is not more than a foot in length. They walk in a zig-zag direction, because they have found, from long »roeght, the profits would be greatly in- experience, as they affirm, that their respiIt becomes the... | |
| Thomas Gill (patent-agent) - 1824 - 478 էջ
...is generally not more than one foot in length. They walk in a zig-zag direction; because they hare found, from long experience (as they affirm), that...current of air, which enters the pits from without. The leather-bags are used either for drawing up the ores or the water. These bags are attached, in... | |
| 1824 - 696 էջ
...they throw the body forwards, and, rest on a staff, which is generally not more than a foot in length. They walk in a zigzag direction, because they have...affirm, that their respiration is less impeded when thev traverse obliquely the current of air which enters the pit' from without." Taylor, p. 191. In... | |
| Alexander von Humboldt - 1824 - 364 էջ
...than a foot in length. They walk in a zigzag direction, because they have found from long exerience, as they affirm, that their respiration is less impeded...traverse obliquely the current of air which enters the pit from without. We cannot sufficiently admire the muscular strength of the Indian and Mestizo tenateros... | |
| Alexander von Humboldt - 1824 - 376 էջ
...they throw the body forwards, and rest on a staff, which is generally not more than a foot in length. They walk in a zigzag direction, because they have found from long exerience, as they affirm, that their respiration is less impeded when they traverse obliquely the... | |
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