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Subject
- discovery and exploration6
- scientific expeditions5
- ellsworth, lincoln, 1880-19514
- byrd, richard evelyn, 1888-19573
- explorers3
- icebreakers (ships)3
- penguins3
- airplanes2
- christianity2
- sea ice2
- world war, 1939-19452
- antarctica--aerial exploration1
- atomic bomb1
- churchill, winston s. (winston spencer), 1940-20101
- communism1
- creative writing1
- death1
- depression, mental1
- education, greek1
- education--history1