Germany. A Lot of Four Shoulder Straps

A Luftwaffe NCO’s strap, in grey Luftwaffe colored wool, with two rank pips, edged in yellow (flaying and paratroop units); two Police Officer’s shoulder boards, edged in orange (Gendarmerie) and green (rural police); and Imperial Kriegsmarine Officer’s board, artillery, on black base, “salty”; all in used condition.