- Curran, Jesse. “Transcendental Meditation: Sustainability Studies and Dickinson’s Breath.” The Emily Dickinson Journal, 22, 2, 2013, pp. 86-106, 86, 93.
- Fuss, Diane. “Last Words.” ELH 76 (2009) 877–910, 883-84.
Additional poems on Spring not dated to this period:
A light exists in spring (F962A –
We like March – his shoes are purple (F1194A, J1213)
Dear March – come in (F1320A, J 1320)