Cement raw materials of the Philippines [microform]. - Philippine Islands. Panama-Pacific International Exposition Board; San Francisco. Panama-Pacific International Exposition, 1915. (Quezon City Photoduplication Service, University of the Philippines Library, 1980)
Title from first line of text.
Microfilmed with 25 other titles.
Originally published in [Manila, Bureau of Print., 1914].
Keywords: Cement industries -- Philippines