Sistema métrico decimal
Subtitle: tratado teórico práctico
Publisher: "Colón,"
Published: 1909
Place of publication: Guayaquil
Language: spa
Number of pages: 80
Subjects: Metric system
Notes: Microfilm. New York, N.Y., New York Public Library, 19--. 1 microfilm reel. 35 mm. No. 24 on a reel of 30 titles.