Geometry in which the sum of the angeles of every triangle is two right angles
By: By Robert L. Moore
Publisher: Press of the New Era Print. Co.
Published: 1907
Place of publication: Lancaster, PA]
Language: eng
Number of pages: 378
Subjects: Geometry
Notes: Cover title.

Reprinted from the Transactions of the American Mathematical Society, Vol. 8, No. 3, July, 1907.