This is a complete set of mint never hinged stamps issued by the Vatican City in 1990.  The year set contains the stamps in the pictures (with Scott numbers):

850-2         450th Anniversary of Death of St. Angela Merici

853-6         40th Anniversary of Caritas International

857           40th Anniversary of Caritas International Souvenir Sheet

858-60       13th Centenary of Ministry of St. Willibrord

861-4         3rd Centenary of Diocese of Beijing-Nanking

865-9         Christmas 1990 Issue

C88-91      Journeys of John Paul II in 1989


You can find more Vatican philatelic items at my web site www.pennyblackstamp.com

Thanks for looking.