15 | 0·76 | 4 | 0·70| 0·90 20 | 0·84 | 5 | 0·70| 0·90 | +-----+-----+----- 25 | 0·84 | 6 | 0·70| 0·88 30 | 0·82 | 7 | 0·68| 0·84 +------+ | | Mean.| 0·80 | 8 | 0·68| 0·80 -----+------+ | | | Feb. | 9 | 0·68| 0·76 1 | 0·82 | 10 | 0·68| 0·76 | +-----+-----+----- 5 | 0·80 | 11 | 0·78| 0·74 10 | 0·74 | 12 | 0·78| 0·72 15 | 0·72 | 13 | 0·84| 0·74 20 | 0·70 | 14 | 0·84| 0·72 25 | 0·68 | 15 | 0·80| 0·72 | +-----+-----+----- 28 | 0·74 | 16 | 0·80| 0·70 +------+ | | Mean.| 0·73 | 17 | 0·76| 0·70 -----+------+ | | |March | 18 | 0·78| 0·70 1 | 0·68 | 19 | 0·80| 0·74 5 | 0·70 | 20 | 0·80| 0·82 | +-----+-----+----- 10 | 0·66 | 21 | 0·84| 0·70 15 | 0·66 | 22 | 0·88| 0·70 20 | 0·66 | 23 | 0·88| 0·74 25 | 0·84 | 24 | 0·88| 0·78 30 | 0·90 | 25 | 1·00| 0·74 +------+-----+-----+----- Mean.| 0·71 | 26 | 0·88| 0·88 -----+------+ | | |April.| 27 | 0·84| 0·78 1 | 0·74 | 28 | 0·84| 0·84 5 | 0·72 | 29 | 0·84| 0·82 10 | 0·72 | 30 | 0·90| 0·88 | +-----+-----+----- 15 | 0·80 | 31 | .. | .. | +-----+-----+----- 20 | 0·84 |Mean.| 0·79| 0·79 25 | 0·74 +-----+-----+----- 30 | .. | | | +------+ | | Mean.| 0·77 | | | =====+======+=====+=====+===== TABLE LVI.--_Mongalla gauges._