Open AccessThe Vernal Equinox
Author(s) -
Wilbur S. Jackman
Publication year - 1906
Publication title -
the elementary school teacher/the elementary school teacher
Language(s) - English
Resource type - Journals
eISSN - 1937-4364
pISSN - 1545-5858
DOI - 10.1086/453560
Subject(s) - download , equinox , history , mathematics education , psychology , geography , computer science , world wide web , geodesy , latitude