Diary, Summer 1906
Flora of New Providence and Andros, with an Enumeration of the Plants Collected by John I. Northrop and Alice R. Northrop, in 1890
Flora of New Providence and Andros, With an Enumeration of the Plants Collected by John I. Northrop and Alice R. Northrop, in 1890; V. 1
Note-book
Through Field and Woodland
Flora of Nashuina Island
Through Field and Woodland. A Companion for Nature Students ... Edited by O.P. Medsger. With 200 Illustrations [including a Portrait], Etc
Flora of New Providence and Andros (Bahama Islands)
Plant Notes from Tadousac and Temiscouata County, Canada