| client |
Carl A. Donald Excavation Corporation |
| country |
Canada |
| activity |
earth excavation |
| sector |
oil, gas & mining / production |
| designer |
Ernst Roch |
| agency |
Design Collaborative |
| country of design |
Canada |
| year |
1957 |
| type |
logotype-pictures |
| category |
with initials / abstract / with shapes / with lines |
| tags |
circles, letter C, letter A, letter D, ovals, triangles |
| notes |
|