Henry David Thoreau9 March 1846 – 15 March 184613 March 1846The song sparrow and blackbird heard to-day. The snow going off. The ice in the pond one foot thick.Other diaries for 13 March ↗⁂Earlier entries17 October 1842 – 23 October 1842Later entries23 March 1846 – 29 March 1846