 | 1875 - 1140 páginas
...was of considerable importance to the southward trade, by new conditions introduced at a point four miles distant from where the effect was produced ;...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | Julius Erasmus Hilgard - 1875 - 24 páginas
...was of considerable importance to the southward trade by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | Smithsonian Institution. Board of Regents - 1875 - 428 páginas
...was of considerable importance to the southward trade by new conditions introduced at a point four miles distant from where the effect was produced,...are warned how carefully all the conditions of the hydranlic system of a harbor must be investigated before undertaking to make any change in its natural... | |
 | 1889 - 720 páginas
...was of considerable importance to the southward trade, by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | American Philosophical Society - 1889 - 620 páginas
...was of considerable importance to the southward trade, by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | American Philosophical Society - 1889 - 620 páginas
...was of considerable importance to the southward trade, by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | Lewis Muhlenberg Haupt - 1903 - 506 páginas
...was of considerable importance to the southward trade, by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | Smithsonian Institution. Board of Regents - 1875 - 428 páginas
...was of considerable importance to the southward trade by new conditions introduced at a point four miles distant from where the effect was produced,...carefully all the conditions of the hydraulic system of a harbor must be investigated before undertaking to make any change in its natural conditions, lest totally... | |
 | Smithsonian Institution. Board of Regents - 1875 - 430 páginas
...was of considerable importance to the southward trade by new conditions introduced at a point four miles distant from where the effect was produced,...are warned how carefully all the conditions of the hydranlic system of a harbor must be investigated before undertaking to make any change in its natural... | |
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The increased waterway thus given to the ebb tide caused it to abandon the old nine-foot channel on the less direct course to deep water. We have here the total obstruction of a channel, which was of considerable importance to the southward trade, by... 