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Gerard Koopman Video Newsletter 2020
Koopman Racer pigeon | Top Famous bloodline Koopman | Best performer Racing Pigeons | kalapati
Gerard Koopman Skyview - professional pigeon racing
LEONIDAS CHAMPION 1 National Ace Marathon WHZB Gerard Koopman
Quick Tips 11 - Gerard Koopman on feeding acorns.
Co-Creation - BEYERS PREMIUM KOOPMAN ALL-IN-ONE & BEYERS GOLDCORN KOOPMAN
Gerard Koopman Marathon Special - 1ST CHAPTER FREE
Cornelis & Gerard KOOPMAN - "Modern Day Pigeon"