Gilbert Haven Trafton: Полный список книг

Gilbert Haven Trafton: список всех книг (8)

The Teaching Of Science In The Elementary School (1918) - Gilbert Haven Trafton

The Teaching Of Science In The Elementary School (1918)

Gilbert Haven Trafton

2010
Science of home and community, a text-book in general science - Gilbert Haven Trafton

Science of home and community, a text-book in general science

Gilbert Haven Trafton
Methods of Attracting Birds - Gilbert Haven Trafton

Methods of Attracting Birds

Gilbert Haven Trafton
The Teaching of Science in the Elementary School - Gilbert Haven Trafton

The Teaching of Science in the Elementary School

Gilbert Haven Trafton
Nature Study and Science for Intermediate Grades; - Gilbert H. (Gilbert Haven) Trafton

Nature Study and Science for Intermediate Grades;

Gilbert H. (Gilbert Haven) Trafton
Laboratory and Field Exercises in Physical Geography - Gilbert Haven Trafton

Laboratory and Field Exercises in Physical Geography

Gilbert Haven Trafton
The Teaching of Science in the Elementary School - Gilbert Haven Trafton

The Teaching of Science in the Elementary School

Gilbert Haven Trafton
Bird Friends. A Complete Bird Book for Americans - Gilbert Haven Trafton

Bird Friends. A Complete Bird Book for Americans

Gilbert Haven Trafton

2018