There are five pieces of buss wire that make up the ground wiring. This page and the next show the completed ground plain.

1) cut a piece of tinned ground buss wire about 1-1/4" long.
Attach one end to the solder tab on the rear power transfromer mounting screw.
Attach the other end to the safety ground solder lug.
2) cut a piece of tinned ground buss wire about 1-1/4" long.
Attach one end to the solder tab on the right (power switch side) output autoformer mounting screw.
Attach the other end to the safety ground solder lug.
3) cut a piece of tinned ground buss wire about 6" long.
Attach one end to the solder tab on the left (headphone jack side) output autoformer mounting screw.
Attach the other end to the safety ground solder lug.
4) cut a piece of tinned ground buss wire about 3" long.
Attach one end to the lower terminal of C1.
Attach the other end to the safety ground solder lug.
5) cut a piece of tinned ground buss wire about 1-1/2" long.
Attach one end to terminal E on the power entry module.
Attach the other end to the safety ground solder lug.

Solder all connections except C1 and E