A BERLIN PORCELAIN TOPOGRAPHICAL WAISTED TRIPOD CABINET CUP AND SAUCER, gilt and painted in colours with a rectangular cartouche depicting fortress Weichselmünde, the borders with a dotted band in relief, with snake handle, inscribed Festung Weichselmünde to the base, the saucer en suite, marked with an underglazed blue sceptre flanked by an overglazed manganese-red eagle above KPM (1844-1847)