I used a Blackburn copilot along with a Blackburn rack. I had to lengthen the front stay of the rack, but it was fairly simple.
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I came to say I must be folding . . .
Dahon Jetstream XP
Dahon Helios SL
Strida 5.0
Twenty project
— or not . . .
Fisher Mt. Tam (c.1988)
Merlin Road flat bar project
Schwinn Twinn Deluxe