Delaware County District Library

Hach, Hjalmar

Type

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

Label

Hach, Hjalmar

Name

Hach, Hjalmar

Actions

Incoming Resources

Contributor of
1
- Photosynthesis, created by Hjalmar Hach
Creator of
2
- Railroad ink, Hjalmar Hach & Lorenzo Silva
- Photosynthesis, created by Hjalmar Hach
inverse.designer
1
- Railroad ink, Hjalmar Hach & Lorenzo Silva