Mikrographie des Holzes der auf Java vorkommenden Baumarten, im Auftrage des Kolonial-Ministeriums S Agriculture
The book of old-fashioned flowers and other plants which thrive in the open-air of England S Agriculture
Exhaustion and abandonment of soils. Testimony of Milton Whitney … before the Industrial commission S Agriculture
Wild life conservation in theory and practice : lectures delivered before the Forest School of Yale University, 1914 S Agriculture
