Boy Scouts Assistant Scoutmaster Officers 2nd pattern silver hat badge

A scarce original circa 1920's 'Assistant Scoutmaster Officer's hat badge', silver arrowhead in circlet bearing 'Be Prepared' motto scroll below; the reverse impressed 'Silver' and with maker's details 'Collins London' and registered, design and patent number 'Rd 535292' for 1909. Very good condition, complete with original thick red bristle plume, complete with correct amount of bobbles top and bottom, original top loop fitting, lower an old replacement, complete with split pin.