Taking page from history, Elizabeth St. Garden invites outdoor school classesA classroom on a ferry in New York City circa 1915 during the tuberculosis outbreak. (Bureau of Charities/Library of Congress) Taking page from history, Elizabeth St. Garden invites outdoor school classes August 1, 2020 BY ISAAC SULTAN | In an open letter to the Department of Education, the Elizabeth Street Garden’s executive director has offered to let the embattled…