Pair of old China vintage bird painting paintings

Far east. Pair of old paintings, paintings on paper representing: - a couple of characters, man and woman in traditional clothing admiring a duck pond, signed - a couple of herons in a pond, flowers. Probably signed I have not deframed the paintings so as not to damage the tabs of the frames metal frames with traces of age which give the paintings a certain charm under glass 24.2 cm by 18.3 cm for each frame vintage items from the first part of the 20th century.