If the cubical content of the earth is taken as 23685(164967 cubic feet : what is its circumference. ... axis forms the circumference of a circle ; the diameter of a section of the ring 2 inches, and the inner diameter, from side to side, 1 8 inches. 2.

Title | : | The engineers' manual of the Local marine examinations |

Author | : | Thomas Liddell Ainsley |

Publisher | : | - 1880 |

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