NA 149
DIN Standards Committee Entertainment Technology, Photography and Cinematography
Standards
[Withdrawn]
DIN 19055
DIN 19055
Microfilming of documents; microfilming of documents on film 16 mm and film 35 mm
Title (German)
Mikrofilmtechnik; Mikroverfilmung von Schrifttum; Mikroverfilmung von Dokumenten auf Film 16 mm und Film 35 mm