en_tn/exo/26/19.md

Yahweh continues telling Moses what the people must do.

silver bases

These were silver blocks that had a slot in them to keep the board in place.

pedestals

The silver bases kept the wood off the ground.

and so on

This means that what was said about the first two boards should be done for the rest of the boards. AT: "and two bases for each of the rest of the boards"