Dolphin's head. (This projection of rock resembling a dolphin's head is in Marion's Avenue.)
Snowball Chamber (is about 7 miles from the mouth of the cave).
Altar in "Gothic Chapel."
Giant's Coffin (it is 40 feet in length, 20 in breadth, and 8 in depth).
Altar in "Gothic Chapel" (is formed by stalactites extending from ceiling to floor).
Last rose of summer, (gypsum formation on the ceiling of Cleveland's Cabinet, 8 inches in diam.).
Stalactites at the end of the Long Route.
Stalactites at the end of the Long Route.
Gypsum formation. (No. 8).
Lower passage opening into "Cleveland's cabinet."
On Echo River, [showing men with lamp in boat]
Entrance to "Gothic Avenue."
Martha Washington's Statue"
Heaps of lixiviated earth.
Old Saltpeter Pipes. (1812)
First Saltpeter Vats. (1812)
Entrance from a distance.