More like Tarzan the Invincible

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TarzanUniverse
universe100 books1912
Adventure, adventurous in tone, set in early 20th century.
“Deep in a jungle no map has tamed, an English lord's orphaned son is suckled by a she-ape and grows to manhood knowing neither his name nor his kind.”
from the catalogue
Start with Tarzan of the Apes →
includes Tarzan, The Wild Adventures of Tarzan, The Tarzan Trilogy, Tarzan's Africa / Opar / Khokarsa, Tarzan and the Martian Legion
The Cave GirlNovel
Edgar Rice Burroughsstandalone novel1925
About expeditions, set in our world and prehistoric.
The Lad and the LionNovel
Edgar Rice Burroughsstandalone novel1938
Set in our world.
“The text was apparently expanded for book publication, as certain incidentals of the story reflect the political situation of Europe in the late 1930s rather than the mid-1910s.”
from the catalogue
Caspak UniverseSeries
series4 books1918
Adventure and fantasy, adventurous in tone, about survival, set in early 20th century and lost world.
Start with The Land That Time Forgot →
Dinosaur SummerNovel
Greg Bearstandalone novel1998
Science fiction, about expeditions, set in latin america and mid 20th century.
“Less than fifty years after Professor Challenger's famed journey to the Lost World, America's last dinosaur circus is closing down... but the adventure of a lifetime is about to begin.”
from the catalogue
The People of the MistNovel
H. Rider Haggardstandalone novel1894
About expeditions, set in 19th century.