TY - BOOK T1 - Photographic emulsions A1 - Wall, E. J. LA - English PP - Boston PB - American photographic publishin YR - 1929 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.24969 OP - 256 NO - Their preparation and coating on glass, celluloid and paper, experimentally and on the large scale KW - Técnicas fotográficas ER -