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Volume 2104
Georges Dodds'
The Ape-Man: his Kith and Kin
A collection of texts which prepared the advent of Tarzan of the Apes by Edgar Rice Burroughs
The Jungle Trappers
A Tale of the Indian Jungle
William Murray Graydon (1864-1946)
London: John F. Shaw & Co. Ltd, 1905

This text from the
Internet Archive

The Jungle Trappers is seemingly the same as:
PART I: ERBzine 2104
Chapters I - XV
PART II: ERBzine 2104a
Chapters XVI - XXX
PART III: ERBzine 2104b