This file contains 5 textual records, which consists of a research article, along with accompanying work which include newspaper article, research table, and correspondences. These records were written by Dr, Melville Cumming in 1923.
This file contains 4 textual records, which consists of a research article, along with accompanying work which include newspaper article, research table, and a correspondence. These records were written by Dr, Melville Cumming in 1924.
This file contains 4 handwritten drafts of a manuscript, regarding methods for determining available nutrients in the soil, written by Melville Cumming.