BARWISE LONDON. AN UNUSUAL LATE 19TH CENTURY MAHOGANY POST OFFICE CALENDAR CLOCK of architectural design, the shaped pediment with floral carved corners standing on a plinth base fitted with rotating calendar discs. The 6.5cm diameter silvered dial with Roman numerals and cast brass bezel fronting an eight-day timepiece movement with adjustable pendulum - the back of the clock numbered PO240 (62cm high )