Double telescoping Darth Vader prototypes

Bill McBride finally completed his collection of all known double telescoping Darth Vader prototypes.

Back Row (l-r)
Test Shot DT Saber
Engineering Pilot DT Saber - Correct Color - "Circles" Variant w/ an EP (hand marked) figure

Middle Row (l-r)
Double-Double Telescoping Vader w. Hand Painted First Shot Figure
Mushroom Tip DT Saber w/ hand painted first shot figure

Bottom Row (l-r)
DT Saber - Production
Engineering Pilot DT Saber - correct color