Microphotography.
Contributors: Unesco.
Published: 1951
Place of publication: [Paris?]
Language: eng
Subjects: Microphotography.
Notes: Cover title.
At head of title: United Nations Educational, Scientific and Cultural Organization.
English and French.
Table of contents: title: [pt. 1] Report of an enquiry concerning microphotography in countries other than the United States of America.; title: pt. 2. Report of an enquiry concerning methods and equipment for microphotography in the United States of America.