Charleston County Public Library

621.385

Type

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

Label

621.385

Code

621.385

Source

ddc

Defined by

ddc

Actions

Incoming Resources

Classification of
2
- The second in the world to invent the telephone, Elisha Gray, by Farren Phillips
- Super simple telephone projects, inspiring & educational science activities, Alex Kuskowski ; consulting editor, Diane Craig, M.A., Reading Specialist

Outgoing Resources

Defined by
1
- ddc