Inherited stamps?

Do you have stamps from Second World War Field Post - Michel Nos. 1, Second World War Field Post - Michel Nos. 2 - 4 (Packet Field Post), Second World War Field Post - Michel Nos. 5 (Tunis), Second World War Field Post - Michel Nos. 6-12 (Inselpost), Second World War Field Post - Michel No 13 (U-Boat Hela), Second World War Field Post - Michel Nos. 14 – 15 (Kuban, Crimea), Second World War Field Post - Michel Nos. 16 (Kurland), Second World War Field Post - Michel Nos. 17 (Ruhr Encirclement), Feldpost 2. Weltkrieg - Saloniki (Mai 1944) and want to get them appraised?