1917 French military PS posted by Serb soldier of Timok Div to Serbian Red Cross at Geneva via Marseille, fr. with 10c French stamp, with Timok FPO "bP.711/24.4.17", transit HQ FPO "bP.999/25.4.17" postmarks and typeIV "(25)" censormark. The PS has been also censored at Marseille by "305" censor.