...The floor is of tough clay, fallen rocks, and stalagmite, all ofwhich, as well as the walls and ledges, were industriously dug andhammered for months by the treasure seekers... 
Gerard Fowke 「Archeological Investigations」
...The depth is 120feet in daylight to a stalagmite floor...
Gerard Fowke 「Archeological Investigations」
...Dry cave earth extends for 35feet from the entrance, at which distance it reaches tough, stickyclay; this continues to the stalagmite...
Gerard Fowke 「Archeological Investigations」
...The entrance is nearly blocked with a mass of stalagmite, behind whichthe cave is dark...
Gerard Fowke 「Archeological Investigations」
...Were the stalagmite removed, there would be ample light for20 or 30 feet farther, or about 90 feet in all...
Gerard Fowke 「Archeological Investigations」
...It is only 10 feet wide and the same inheight, and extends back 20 feet to a narrow passage which is almostclosed by stalagmite...
Gerard Fowke 「Archeological Investigations」
...According to the report,workmen in excavating a cut for a railway found an old cave entirelyfilled with stalagmite matter...
Gerard Fowke 「Archeological Investigations」
...There were many fragments still imbedded inthe matrix, which was travertine rather than stalagmite...
Gerard Fowke 「Archeological Investigations」
...It had formed around the lower part of a stalagmite 18 incheslong, and the bottom of the whole formation rested horizontally onclay...
Gerard Fowke 「Archeological Investigations」
...This gave the excavators hope that an earth floor had beenreached, as the stalagmite was vertical and resembled in all respectsstalagmites in the cave...
Gerard Fowke 「Archeological Investigations」
...If aboriginal burials were made in thecave—and the wall is almost definite proof of such fact—they areeither on the floor under stalagmite or in crevices now concealed byfallen rocks...
Gerard Fowke 「Archeological Investigations」
...Masses of stalagmite oneach side, sloping like solid rock from the walls, leave barely roomfor a man to walk for the first 30 feet...
Gerard Fowke 「Archeological Investigations」
...They are natural limestone caverns with the customarystalactite and stalagmite formation, but are unusually large and verybeautiful...
Victor Rousseau 「Astounding Stories of Super-Science January 1930」
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