Date Region Description Price Seller
EUElectro-Harmonix Doctor Q + box & papers (1977)perfect condition. !...$302.89
USAElectro-Harmonix Doctor Q Envelope Follower (Vintage, Made in NYC, USA)U...$100.00
USA Pot dates to 1977. Doctor Q pedal is used and in good condition with n...$159.00
USANeed a new stomp box? Of course you do. This one sounds amazing, is very...$199.00
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