Cup with a bird in a landscape

Cup of soft-paste porcelain (pâte tendre) with C-shaped handle, painted on the glaze in enamel colors and gold. On the outer wall, a bird in a landscape with trees and plants. On the foot and the outer rim, a blue line with twice two diagonal, gold stripes each time. On the rim, on the inside and outside, a band of half-gold balls. Residue of baking on the foot ring and above it. Marked on the underside with the double L, X, and S.