“On this day” 1957: Russians launch dog into space On This Day, On this day on this day 1957 1957: Russians launch dog into space on this day 1957 BBC News: Russians launch dog into space Russians launch dog into space. εδώ «On this day» На този ден „On this day” On this day "On this day" Dostupné online Russians launch dog into space. Dostupné online kaynağından Russians launch dog into space. BBC ON THIS DAY 3 NOVEMBER 1957 On this day "On this day" Laika "On this day" Russians launch dog into space. "On this day" On this day on this day 1957 On this day