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5 records were found.

	Gravatt, G.F.; Marshall, R.P. (1926). Chestnut blight in the southern Appalachians. US Dept. Agric. Dept. Circ. 370: 11 pp., 10 tabs.
	Gravatt, G.P.; Marshall, R.P. (1917). Arthropods and gasteropods as carriers of Cronartium ribicola in greenhouses. Phytopathology 7: 368-373.
	Hedgcock, G.G.; Gravatt, G.F.; Marshall, R.P. (1925). Polyporus schweinitzii Fr. on Douglas fir in the eastern United States. Phytopathology 15 (9): 568-569.
	Hunt, N.R.; O’Donnell, F.G.; Marshall, R.P. (1925). Steam and chemical soil disinfection with special reference to potato wart. Journal of Agricultural Research 31 (4): 301-363.
	Waterman, A.M.; Marshall, R.P. (1947). A new species of Cristulariella associated with a leaf spot of maple. Mycologia 39 (6): 690-698, 2 figs.