File Report, 1934 Box 13 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Department of Agriculture and Commerce
File Bureau of Animal Industry In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources
File Report, 1935 Box 13 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Bureau of Animal Industry
File Bureau of Plant Industry In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources
File Report, 1933-1935 Box 13 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Bureau of Plant Industry
File Development of natural resources In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources
File Papers, 1926 Box 13 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Development of natural resources
File Clippings, 1935-1939 Box 13 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Development of natural resources
File Agricultural and forest reserves In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources
File Reports, 1926 Box 14 In: Joseph Ralston Hayden Papers, 1854-1975 » Philippine collection » Economic » Agriculture and Material Resources » Agricultural and forest reserves