Adams, Henry
Practical trigonometry : for the use of Engineers, architects and surveyors - 2d rev. ed. - London Whittaker 1905 - 69 p.
diagrams
514 / A3
Practical trigonometry : for the use of Engineers, architects and surveyors - 2d rev. ed. - London Whittaker 1905 - 69 p.
diagrams
514 / A3