New mathematical demonstrations of Euclid
Subtitle: rendered clear and familiar to the minds of youth with no other mathematical instruments than the triangular pieces commonly called the Chinese puzzle
By: invented by W. Williams, High Beech Collegiate School Essex
Publisher: Printed for the author and sold by J. Maynard ... and other booksellers
Published: 1817
Place of publication: London
Language: eng
Number of pages: 56
Subjects: Geometry; Tangrams