Lot 71501 – 1965 25th Anniversary of the United Nations 3d three blocks with varieties on page

1965, Album page study of the 25th Anniversary of the United Nations 3d, illustrating three different varieties, mint n.h., a corner marginal block of six with a major misperforation, a block of four bottom marginal phosphor with the lake in Russia variety, and a block of four bottom marginal ordinary paper showing the same variety, very fine, attractively written up.