Plumb bob Made from solid maple and brass. Triangular in shape, the main face is divided into two side panels bearing the surname and date: ‘SEBASTIAN // KORNER // 18 // 67’, adorned with cross pattées. A cover with a pivoting flap houses the lead weight, and a corner piece protects the apex of the triangle. 19th century H. 18.3 cm – L. 36.8 cm Pits and small chips May have belonged to a Freemason