Editing Robert Frost (section)

=== Letters ===
* 1963. ''The Letters of Robert Frost to Louis Untermeyer'' (Holt, Rinehart & Winston; Cape, 1964).
* 1963. ''Robert Frost and John Bartlett: The Record of a Friendship'', by [[The Author & Journalist|Margaret Bartlett Anderson]] (Holt, Rinehart & Winston).
* 1964. ''Selected Letters of Robert Frost'' (Holt, Rinehart & Winston).
* 1972. ''Family Letters of Robert and Elinor Frost'' (State University of New York Press).
* 1981. ''Robert Frost and Sidney Cox: Forty Years of Friendship'' (University Press of New England).
* 2014. ''The Letters of Robert Frost, Volume 1, 1886–1920'', edited by Donald Sheehy, Mark Richardson, and Robert Faggen. [[Belknap Press]]. {{ISBN|978-0674057609}}. (811 pages; first volume, of five, of the scholarly edition of the poet's correspondence, including many previously unpublished letters.)
* 2016. ''The Letters of Robert Frost, Volume 2, 1920–1928'', edited by Donald Sheehy, Mark Richardson, [[Robert Bernard Hass]], and Henry Atmore. Belknap Press. {{ISBN|978-0674726642}}. (848 pages; second volume of the series.)
* 2021. ''The Letters of Robert Frost, Volume 3, 1929–1936'', edited by Mark Richardson, Donald Sheehy, Robert Bernard Hass, and Henry Atmore. Belknap Press. {{ISBN|978-0674726659}}. (848 pages; third volume of the series.)