Of the Schellenberger Eisgrotte, we have the following thermometric observations by Professor Fugger:—
| DATE. | OUTSIDE. | ENTRANCE. | INSIDE. | ||
| 29 | June, | 1877 | +18° | — | +0.38° |
| 24 | ” | 1881 | +21° | +2.3° | +0.24° |
| 28 | Aug., | 1878 | +14.6° | — | +0.2° |
| 12 | ” | 1879 | +17.8° | — | +0.3° |
| 4 | Oct., | 1876 | +16.7° | +1.4° | +0.3° |
| 9 | ” | 1880 | +3.6° | +3.5° | +0.3° |
| 2 | ” | 1887 | +5.4° | — | +0.4° |
| 9 | ” | 1887 | +8.2° | — | +0.4° |
| 11 | Nov., | 1877 | +7.4° | — | +0.2° |
The Grosser Eiskeller or Kaiser Karls Höhle. (Fugger, Beobachtungen, etc., page 58.)—On the Untersberg, between the Salzburger Hochthron and the Schweigmüller Alp. Altitude 1687 meters. A stony slope of 26 meters in length leads to an ice floor which is 26 meters long and 6 meters to 8 meters wide.
The Kleiner Eiskeller. (Fugger, Beobachtungen, etc., page 73.)—Near the last. A small cave 8 meters long, 6 meters wide, 8 meters high.
The Windlöcher on the Untersberg. (Fugger, Beobachtungen, etc., page 73.)—On the Klingersteig, at an altitude of 1300 meters. Four small caves of about 12 meters each in length and 8 meters in depth, and communicating at the bottom. There are strong draughts among them. In one of the caves is a small pit of great depth.
The Eiswinkel on the Untersberg. (Fugger, Beobachtungen, etc., page 77.)—Between the Klingeralp and the Vierkaser, at an altitude of 1600 meters. A small cave or rather rock shelter.
Windholes on the Untersberg. (Fugger, Eishöhlen, pages 103, 104.)—Windholes have been found by Fugger on the lower slopes of the Untersberg:
Near the Hochbruch at Fürstenbrunn.
In the débris of the Neubruch.