Improvement of Indigo in Bihar
Howard, Albert, Howard, G.L.C.
Improvement of Indigo in Bihar by Albert Howard and G.L.C. Howard - Calcutta 1914
Indigo
633.862 / H 848 I
Improvement of Indigo in Bihar by Albert Howard and G.L.C. Howard - Calcutta 1914
Indigo
633.862 / H 848 I