all images courtesy: Harmers of London     Robero Sciaky collection

blue on bluish paper	blue on bluish paper          blue on bluish paper mint                                  cancelled Fokschany
blue on bluish paper Cancelled Franco / Galatz	blue on bluish paper showing brownish yellow gum
blue on white paper
light blue on white paper cancelled Foltischeni / Moldova	blue on white paper cancelled Franco/ Galatz