Incoming Resources
- Diggers, by Jim Pipe
- Krupp digging machine, by Quinn M. Arnold
- Bulldozers, David and Penny Glover
- This is my digger, by Chris Oxlade
- Diggers, by Cari Meister
- Diggers and other mighty machines, David West
- Diggers, by Andrew Langley
- Diggers, Julie Dos Santos
- Diggers, Colleen Ruck
- Graders, by Mary Lindeen
- Diggers, David West
- Monster diggers, by Nick Gordon
- Earthmovers and diggers, Mary Kate Doman
- Diggers, by Mari Schuh
- This is my dump truck, by Chris Oxlade
- Big rigs, Quinn M. Arnold
- Diggers, Aaron Frisch