Plane Trigonometry, Part IGATEKEPTPlane Trigonometry, Part II own thisVolume 1Plane Trigonometry, Part IS. L. Loney infoFirst published 1893
Plane Trigonometry, Part II: Analytical TrigonometryPlane Trigonometry, Part II: Analytical TrigonometryI own thisVolume 2Plane Trigonometry, Part II: Analytical TrigonometryS. L. Loney infoFirst published 1893