The teaching of geometry,
Henderson, Archibald, 1877-1963.
The teaching of geometry, by Archibald Henderson. - Chapel Hill, N.C. [The University] 1920. - 49 p. diagrs. 23 cm.
"Bibliographical note": p.48-49.
e 21000085
Geometry--Study and teaching.
QA461 / .H4
The teaching of geometry, by Archibald Henderson. - Chapel Hill, N.C. [The University] 1920. - 49 p. diagrs. 23 cm.
"Bibliographical note": p.48-49.
e 21000085
Geometry--Study and teaching.
QA461 / .H4