Sold for £2,300
Estimated at £1,800 - £2,000
A rare German Howitzer 'Big Bertha' 420mm shell, dated 1917, marked with the Crowned M for the Kaiserliche Marine (Imperial Navy), also marked with two flaming bombs, the mark for Patronenfabrik Karlsruhe, also marked 1300, and C/12 to the centre, base diameter is 44.5cm, 78cm high, approx 58.5kg