Elementary trigonometry
By: By H. S. Hall and S. R. Knight
Contributors: Knight, S. R. (Samuel Ratcliffe)
Edition: 4th ed., rev. and enl.
Publisher: Macmillan
Published: 1911
Place of publication: London
Language: eng
Number of pages: 415
Copyright date: 1905
Subjects: Plane trigonometry
Notes: Accompanied by Solutions of the examples [sol.].

Approved for use in Alberta schools.