Continental china Ornithological tea cup and saucer set

Continentalchina tea cup and saucer featuring ducks and asiatic bird design

• Unidentifiedfactory stamp
• Classic open shape bowl tea cup 2.25 inch tall 3.5 inch diameter.
• Fine translucent bone china with interior detail
• These are rare sets hence we are selling as tea cup and saucer sets. we have not found any internet images of the design and it is not listed in the archives.
• Any assistance identifying this china factory stamp appreciated.