DC Public Library System

557

Type

http://bibfra.me/vocab/lite/Category

Label

557

Code

557

Source

ddc

Defined by

ddc

Actions

Incoming Resources

Classification of
2
- Aerial geology, a high-altitude tour of North America's spectacular volcanoes, canyons, glaciers, lakes, craters, and peaks, Mary Caperton Morton
- Over the mountains, an aerial view of geology, Michael Collier ; foreword by John S. Shelton

Outgoing Resources

Defined by
1
- ddc