punched in base c.: SD (monogram) / (lion passant) (leopard's head) t / 4 printed on front cover of accompanying book l.c.: Stuart Devlin (evlin underlined) inscribed in fibre-tipped pen on page 4 of accompanying book: 4 / Stuart Devlin (evlin underlined) stamped in gold inside lid of accompanying box c.: DESIGNED AND MADE BY / Stuart Devlin / LONDON