Report for the Year 1889-90 [-1898-99] Presented by the Board of Managers of the Observatory of Yale University to the President and Fellows. [By Robert Brown and William L. Elkin.].
Researches with the Heliometer. Parallax Investigations on 163 Stars, Mainly of Large Proper Motion, by Frederick L. Chase,... Mason F. Smith,... and William L. Elkin,...
Letters from William Butler Yeats to Elkin Mathews, Together with Some Correspondence of Other Members of the Yeats Family, Typescripts of Two Short Stories Composed by Lily Yeats, and Miscellaneous Other Material
History of Chatham, by William R. Godfrey, and Supplement by Daniel E. Elkin. Printed for the Miramichi Historical Society in Commemoration of the Dedication Celebrations of the Beaverbrook Centre, September 8th, 1962