The 75th anniversary of the founding of ONCE, the news agency EFE and the Air Force, with the issuance of three stamps Ephemeris series, collected in three Pliegos Premiumque remember the work being done by these entities in Spanish society is commemorated.
The National Organization of the Blind (ONCE) was founded in 1938 to assist the personal and social development of the blind. A government decree assigned to this organization selling a voucher lottery itself, which is its main source of funding.
In the 1960's and through the creation of specialized training centers, the road to social and labor integration began. In February 1988 the ONCE Foundation for Cooperation and Social Inclusion of People with Disabilities was created. Its purpose is to perform work integration programs, training and employment for disabled people.