French army postal service free of charge letter of a member of the 22. company / 25. Alpine hunter battalion (B. C. A. ) / army postal service number S (ecteur) P (ostal) 184 to Gamardeles Bains (Dep. Lande), single circle TRESOR ET POSTES * 18 - 11 21 * 184 * (OS handbook number FP1 d), good condition