Gunther, Alfred
Microphotography in the library / Alfred Gunther - Paris: UNESCO, 1962 - 26p.: ill.; 24 cm. - Unesco Bulletin for Libraries .
Library science
Photography
020 / GUN
Microphotography in the library / Alfred Gunther - Paris: UNESCO, 1962 - 26p.: ill.; 24 cm. - Unesco Bulletin for Libraries .
Library science
Photography
020 / GUN