كتب boletin semestral
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Boletin semestral .. (كتاب)
Book digitized by Google from the library of University of Texas and uploaded to the Internet Archive by user tpb.
10 no. 30-33 cm
1888, pt. 2, includes meteoroloical observations reported from the Observatorio Meteorológico-Magnético de Central Mexico, for the years 1877-1888
At head of title: México. Ministerio de Fomento
Dr. Antonio Peñnafiel, director
