(7704) DDR 1966 : Sc# 830 WHO HEADQUARTERS GENEVA INAUGURATION - MNH VF
(755) GIBRALTAR 1968 : Sc# 213-214 MNH VF WHO 20TH ANNIV NURSE PHYSICIAN MICROSCOPE
(7704) DDR 1966 : Sc# 830 WHO HEADQUARTERS GENEVA INAUGURATION - MNH VF
(755) GIBRALTAR 1968 : Sc# 213-214 MNH VF WHO 20TH ANNIV NURSE PHYSICIAN MICROSCOPE