Yazar
Gustavus Adolphus Schmidt
7 cilt bulundu.
Cilt sonuçları
Laboratory, field and project guide in elementary agriculture
Gustavus Adolphus Schmidt · D. Appleton and company
226 sayfa · 1920
Agriculture / Laboratory manuals / Textbooks
Vocational education in agriculture in federally-aided secondary schools
Gustavus Adolphus Schmidt · Teachers College, Columbia University
94 sayfa · 1932
Agricultural education / Agriculture / Study and teaching / Study and teaching (Secondary)
Projects and the project method in agricultural education
Gustavus Adolphus Schmidt · The Century Co.
360 sayfa · 1926
Agriculture / Project method in teaching / Study and teaching
Teaching farm shop work and farm mechanics
Gustavus Adolphus Schmidt · Century Co.
288 sayfa · 1927
Agricultural machinery / Agriculture / Manual training / Study and teaching
Teaching evening and part-time classes in vocational agriculture
Gustavus Adolphus Schmidt, W. Arthur Ross · The Century co.
278 sayfa · 1931
Agriculture / Study and teaching / Evening and continuation schools