The course in nature study for the graded schools of Porto Rico
By: published by the Department of Education of Porto Rico
Series: Harvard College Library pamphlet digitization program
Publisher: Bureau of supplies, printing and transportation
Published: 1913
Place of publication: San Juan, P.R
Language: spa; eng
Number of pages: 28
Subjects: Education; Curricula; Nature study; Study and teaching (Elementary)
Notes: Title and introduction in English; text in Spanish.