Originally Posted by
sarge1
I just find that once I have to start sewing separate paper pieced units together to make 1 block, accuracy begins to diminish, points lost, etc. But it seems that it is not going to be possible to paper piece the block as 1 unit

Here's a tip to improve your PP. Try basting the sub-units together first
using the longest stitch on your machine. Then check if they match.
If they don't, remove the stitches and try again.
Once you are happy, then sew with small stitches.