Description
1944 (Dec 15) South Africa 4d Registered envelope uprated by additional 1/3d tied Fox St – Fox Str Johannesburg cds & with R Johannesburg 13 /No 6702 registered label to Pvt. Isidore Eisman, c/o Netherlands War Department, P.O. Box 237, London E.C. 1 (This was the undercover address for free Dutch Forces fighting with the Allies) & with PC 90 OPENED BY EXAMINER 601. ….Interesting registered Censored Airmail to Undercover address