HYPSOMKTRY, 467 … Fig. 13. materially differ from those of the ordi- tions ; it could be done if the line of the nary forms, and are generally more con- vertical axis were immovable; it is elim- veniently made. In the ordinary forms inated from the final result by equal back and foresights. But to employ the some of…
Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
