Worldwide, International Geophysical Year, 1957-1959. Collection of interesting stamps, covers & collateral material, in a 3-ring binder, including Rocket Research Institute July 1, 1957, 2 rocket flights from Douglas County, Nevada, to Topaz, California, with appropriate cachet and RRI labels tied, and with mint perf & imperf sheets of 4 labels; 1959 Netherlands souvenir labels with inverted variety + SS; Dominican Republic surcharges stamps & FDC; items from DDR & Iceland; French Southern & Antarctic Terr stamps, FDC various cancels & imperf proofs; Operation Deep Freeze items; Russia North Pole souvenir sheet + 1962 overprint SS (Michel catalog value €100); North Korea IGY set; other stamps & covers also included; closer examination recommended. Estimate  $150 - 200. $0